Home / 52,395.52-72,305.84-28,522.36

Finding the Fourth Proportional to 52,395.52, 72,305.84 and 28,522.36

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Solution

The fourth proportional to 52,395.52, 72,305.84 and 28,522.36 is: 39,360.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,395.52 : 72,305.84 = 28,522.36 : x
  2. Step 2: Convert to fraction form
    52,395.52/72,305.84 = 28,522.36/x
  3. Step 3: Cross multiply
    52,395.52x = 72,305.84 × 28,522.36
  4. Step 4: Simplify right side
    52,395.52x = 2,062,333,198.58
  5. Step 5: Solve for x
    x = 2,062,333,198.58/52,395.52
  6. Step 6: Final answer
    x = 39,360.87

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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.