Home / 12,037.61-16,616.04-7,260.23

Finding the Fourth Proportional to 12,037.61, 16,616.04 and 7,260.23

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Solution

The fourth proportional to 12,037.61, 16,616.04 and 7,260.23 is: 10,021.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,037.61 : 16,616.04 = 7,260.23 : x
  2. Step 2: Convert to fraction form
    12,037.61/16,616.04 = 7,260.23/x
  3. Step 3: Cross multiply
    12,037.61x = 16,616.04 × 7,260.23
  4. Step 4: Simplify right side
    12,037.61x = 120,636,286.40
  5. Step 5: Solve for x
    x = 120,636,286.40/12,037.61
  6. Step 6: Final answer
    x = 10,021.61

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Half scale
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Double scale
Find fourth proportional to 12,038.61, 16,617.42 and 7,261.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.