Home / 52,395.90-72,306.35-28,522.75

Finding the Fourth Proportional to 52,395.90, 72,306.35 and 28,522.75

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Solution

The fourth proportional to 52,395.90, 72,306.35 and 28,522.75 is: 39,361.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,395.90 : 72,306.35 = 28,522.75 : x
  2. Step 2: Convert to fraction form
    52,395.90/72,306.35 = 28,522.75/x
  3. Step 3: Cross multiply
    52,395.90x = 72,306.35 × 28,522.75
  4. Step 4: Simplify right side
    52,395.90x = 2,062,375,944.46
  5. Step 5: Solve for x
    x = 2,062,375,944.46/52,395.90
  6. Step 6: Final answer
    x = 39,361.40

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1.5x scale

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.