Home / 29,001.52-40,041.36-22,275.12

Finding the Fourth Proportional to 29,001.52, 40,041.36 and 22,275.12

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Solution

The fourth proportional to 29,001.52, 40,041.36 and 22,275.12 is: 30,754.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,001.52 : 40,041.36 = 22,275.12 : x
  2. Step 2: Convert to fraction form
    29,001.52/40,041.36 = 22,275.12/x
  3. Step 3: Cross multiply
    29,001.52x = 40,041.36 × 22,275.12
  4. Step 4: Simplify right side
    29,001.52x = 891,926,098.96
  5. Step 5: Solve for x
    x = 891,926,098.96/29,001.52
  6. Step 6: Final answer
    x = 30,754.46

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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.