Home / 48,145.92-66,440.14-26,635.12

Finding the Fourth Proportional to 48,145.92, 66,440.14 and 26,635.12

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Solution

The fourth proportional to 48,145.92, 66,440.14 and 26,635.12 is: 36,755.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,145.92 : 66,440.14 = 26,635.12 : x
  2. Step 2: Convert to fraction form
    48,145.92/66,440.14 = 26,635.12/x
  3. Step 3: Cross multiply
    48,145.92x = 66,440.14 × 26,635.12
  4. Step 4: Simplify right side
    48,145.92x = 1,769,641,101.72
  5. Step 5: Solve for x
    x = 1,769,641,101.72/48,145.92
  6. Step 6: Final answer
    x = 36,755.79

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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.