Home / 65,250.72-90,044.48-38,025.07

Finding the Fourth Proportional to 65,250.72, 90,044.48 and 38,025.07

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Solution

The fourth proportional to 65,250.72, 90,044.48 and 38,025.07 is: 52,473.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,250.72 : 90,044.48 = 38,025.07 : x
  2. Step 2: Convert to fraction form
    65,250.72/90,044.48 = 38,025.07/x
  3. Step 3: Cross multiply
    65,250.72x = 90,044.48 × 38,025.07
  4. Step 4: Simplify right side
    65,250.72x = 3,423,947,655.11
  5. Step 5: Solve for x
    x = 3,423,947,655.11/65,250.72
  6. Step 6: Final answer
    x = 52,473.71

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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.