Home / 52,454.31-72,386.96-28,580.99

Finding the Fourth Proportional to 52,454.31, 72,386.96 and 28,580.99

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Solution

The fourth proportional to 52,454.31, 72,386.96 and 28,580.99 is: 39,441.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,454.31 : 72,386.96 = 28,580.99 : x
  2. Step 2: Convert to fraction form
    52,454.31/72,386.96 = 28,580.99/x
  3. Step 3: Cross multiply
    52,454.31x = 72,386.96 × 28,580.99
  4. Step 4: Simplify right side
    52,454.31x = 2,068,890,475.05
  5. Step 5: Solve for x
    x = 2,068,890,475.05/52,454.31
  6. Step 6: Final answer
    x = 39,441.76

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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.