Home / 52,559.04-72,531.26-28,685.70

Finding the Fourth Proportional to 52,559.04, 72,531.26 and 28,685.70

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Solution

The fourth proportional to 52,559.04, 72,531.26 and 28,685.70 is: 39,586.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,559.04 : 72,531.26 = 28,685.70 : x
  2. Step 2: Convert to fraction form
    52,559.04/72,531.26 = 28,685.70/x
  3. Step 3: Cross multiply
    52,559.04x = 72,531.26 × 28,685.70
  4. Step 4: Simplify right side
    52,559.04x = 2,080,609,964.98
  5. Step 5: Solve for x
    x = 2,080,609,964.98/52,559.04
  6. Step 6: Final answer
    x = 39,586.15

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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.