Home / 82,424.29-123,635.08-26,263.64

Finding the Fourth Proportional to 82,424.29, 123,635.08 and 26,263.64

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Solution

The fourth proportional to 82,424.29, 123,635.08 and 26,263.64 is: 39,395.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,424.29 : 123,635.08 = 26,263.64 : x
  2. Step 2: Convert to fraction form
    82,424.29/123,635.08 = 26,263.64/x
  3. Step 3: Cross multiply
    82,424.29x = 123,635.08 × 26,263.64
  4. Step 4: Simplify right side
    82,424.29x = 3,247,107,110.78
  5. Step 5: Solve for x
    x = 3,247,107,110.78/82,424.29
  6. Step 6: Final answer
    x = 39,395.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.