Home / 44,731.28-61,742.92-28,815.68

Finding the Fourth Proportional to 44,731.28, 61,742.92 and 28,815.68

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Solution

The fourth proportional to 44,731.28, 61,742.92 and 28,815.68 is: 39,774.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,731.28 : 61,742.92 = 28,815.68 : x
  2. Step 2: Convert to fraction form
    44,731.28/61,742.92 = 28,815.68/x
  3. Step 3: Cross multiply
    44,731.28x = 61,742.92 × 28,815.68
  4. Step 4: Simplify right side
    44,731.28x = 1,779,164,224.99
  5. Step 5: Solve for x
    x = 1,779,164,224.99/44,731.28
  6. Step 6: Final answer
    x = 39,774.50

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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.