Home / 56,372.38-84,555.61-18,933.21

Finding the Fourth Proportional to 56,372.38, 84,555.61 and 18,933.21

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Solution

The fourth proportional to 56,372.38, 84,555.61 and 18,933.21 is: 28,398.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,372.38 : 84,555.61 = 18,933.21 : x
  2. Step 2: Convert to fraction form
    56,372.38/84,555.61 = 18,933.21/x
  3. Step 3: Cross multiply
    56,372.38x = 84,555.61 × 18,933.21
  4. Step 4: Simplify right side
    56,372.38x = 1,600,909,073.48
  5. Step 5: Solve for x
    x = 1,600,909,073.48/56,372.38
  6. Step 6: Final answer
    x = 28,398.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.