Home / 56,472.58-84,736.14-39,938.86

Finding the Fourth Proportional to 56,472.58, 84,736.14 and 39,938.86

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Solution

The fourth proportional to 56,472.58, 84,736.14 and 39,938.86 is: 59,927.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,472.58 : 84,736.14 = 39,938.86 : x
  2. Step 2: Convert to fraction form
    56,472.58/84,736.14 = 39,938.86/x
  3. Step 3: Cross multiply
    56,472.58x = 84,736.14 × 39,938.86
  4. Step 4: Simplify right side
    56,472.58x = 3,384,264,832.40
  5. Step 5: Solve for x
    x = 3,384,264,832.40/56,472.58
  6. Step 6: Final answer
    x = 59,927.58

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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.