Home / 52,459.79-72,395.33-28,586.43

Finding the Fourth Proportional to 52,459.79, 72,395.33 and 28,586.43

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Solution

The fourth proportional to 52,459.79, 72,395.33 and 28,586.43 is: 39,449.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,459.79 : 72,395.33 = 28,586.43 : x
  2. Step 2: Convert to fraction form
    52,459.79/72,395.33 = 28,586.43/x
  3. Step 3: Cross multiply
    52,459.79x = 72,395.33 × 28,586.43
  4. Step 4: Simplify right side
    52,459.79x = 2,069,523,890.44
  5. Step 5: Solve for x
    x = 2,069,523,890.44/52,459.79
  6. Step 6: Final answer
    x = 39,449.72

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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.