Home / 16,331.04-22,536.48-9,259.68

Finding the Fourth Proportional to 16,331.04, 22,536.48 and 9,259.68

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Solution

The fourth proportional to 16,331.04, 22,536.48 and 9,259.68 is: 12,778.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,331.04 : 22,536.48 = 9,259.68 : x
  2. Step 2: Convert to fraction form
    16,331.04/22,536.48 = 9,259.68/x
  3. Step 3: Cross multiply
    16,331.04x = 22,536.48 × 9,259.68
  4. Step 4: Simplify right side
    16,331.04x = 208,680,593.13
  5. Step 5: Solve for x
    x = 208,680,593.13/16,331.04
  6. Step 6: Final answer
    x = 12,778.16

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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.