Home / 12,059.15-16,641.24-6,681.36

Finding the Fourth Proportional to 12,059.15, 16,641.24 and 6,681.36

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Solution

The fourth proportional to 12,059.15, 16,641.24 and 6,681.36 is: 9,220.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,059.15 : 16,641.24 = 6,681.36 : x
  2. Step 2: Convert to fraction form
    12,059.15/16,641.24 = 6,681.36/x
  3. Step 3: Cross multiply
    12,059.15x = 16,641.24 × 6,681.36
  4. Step 4: Simplify right side
    12,059.15x = 111,186,115.29
  5. Step 5: Solve for x
    x = 111,186,115.29/12,059.15
  6. Step 6: Final answer
    x = 9,220.07

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Half scale
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Double scale
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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.