Home / 52,528.46-72,489.20-28,655.15

Finding the Fourth Proportional to 52,528.46, 72,489.20 and 28,655.15

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Solution

The fourth proportional to 52,528.46, 72,489.20 and 28,655.15 is: 39,544.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,528.46 : 72,489.20 = 28,655.15 : x
  2. Step 2: Convert to fraction form
    52,528.46/72,489.20 = 28,655.15/x
  3. Step 3: Cross multiply
    52,528.46x = 72,489.20 × 28,655.15
  4. Step 4: Simplify right side
    52,528.46x = 2,077,188,393.66
  5. Step 5: Solve for x
    x = 2,077,188,393.66/52,528.46
  6. Step 6: Final answer
    x = 39,544.06

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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.