Home / 65,250.08-90,043.60-38,024.44

Finding the Fourth Proportional to 65,250.08, 90,043.60 and 38,024.44

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Solution

The fourth proportional to 65,250.08, 90,043.60 and 38,024.44 is: 52,472.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,250.08 : 90,043.60 = 38,024.44 : x
  2. Step 2: Convert to fraction form
    65,250.08/90,043.60 = 38,024.44/x
  3. Step 3: Cross multiply
    65,250.08x = 90,043.60 × 38,024.44
  4. Step 4: Simplify right side
    65,250.08x = 3,423,857,465.58
  5. Step 5: Solve for x
    x = 3,423,857,465.58/65,250.08
  6. Step 6: Final answer
    x = 52,472.85

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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.