Home / 37,773.12-52,127.28-21,006.24

Finding the Fourth Proportional to 37,773.12, 52,127.28 and 21,006.24

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Solution

The fourth proportional to 37,773.12, 52,127.28 and 21,006.24 is: 28,988.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,773.12 : 52,127.28 = 21,006.24 : x
  2. Step 2: Convert to fraction form
    37,773.12/52,127.28 = 21,006.24/x
  3. Step 3: Cross multiply
    37,773.12x = 52,127.28 × 21,006.24
  4. Step 4: Simplify right side
    37,773.12x = 1,094,998,154.23
  5. Step 5: Solve for x
    x = 1,094,998,154.23/37,773.12
  6. Step 6: Final answer
    x = 28,988.82

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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.