Home / 16,671.48-23,006.66-9,117.69

Finding the Fourth Proportional to 16,671.48, 23,006.66 and 9,117.69

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Solution

The fourth proportional to 16,671.48, 23,006.66 and 9,117.69 is: 12,582.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,671.48 : 23,006.66 = 9,117.69 : x
  2. Step 2: Convert to fraction form
    16,671.48/23,006.66 = 9,117.69/x
  3. Step 3: Cross multiply
    16,671.48x = 23,006.66 × 9,117.69
  4. Step 4: Simplify right side
    16,671.48x = 209,767,548.23
  5. Step 5: Solve for x
    x = 209,767,548.23/16,671.48
  6. Step 6: Final answer
    x = 12,582.42

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Half scale
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Double scale
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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.