Home / 55,008.16-75,909.04-29,857.12

Finding the Fourth Proportional to 55,008.16, 75,909.04 and 29,857.12

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Solution

The fourth proportional to 55,008.16, 75,909.04 and 29,857.12 is: 41,201.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,008.16 : 75,909.04 = 29,857.12 : x
  2. Step 2: Convert to fraction form
    55,008.16/75,909.04 = 29,857.12/x
  3. Step 3: Cross multiply
    55,008.16x = 75,909.04 × 29,857.12
  4. Step 4: Simplify right side
    55,008.16x = 2,266,425,316.36
  5. Step 5: Solve for x
    x = 2,266,425,316.36/55,008.16
  6. Step 6: Final answer
    x = 41,201.62

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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.