Home / 52,532.81-72,493.84-28,659.47

Finding the Fourth Proportional to 52,532.81, 72,493.84 and 28,659.47

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Solution

The fourth proportional to 52,532.81, 72,493.84 and 28,659.47 is: 39,549.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,532.81 : 72,493.84 = 28,659.47 : x
  2. Step 2: Convert to fraction form
    52,532.81/72,493.84 = 28,659.47/x
  3. Step 3: Cross multiply
    52,532.81x = 72,493.84 × 28,659.47
  4. Step 4: Simplify right side
    52,532.81x = 2,077,635,142.25
  5. Step 5: Solve for x
    x = 2,077,635,142.25/52,532.81
  6. Step 6: Final answer
    x = 39,549.29

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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.