Home / 15,502.29-23,250.94-4,255

Finding the Fourth Proportional to 15,502.29, 23,250.94 and 4,255

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Solution

The fourth proportional to 15,502.29, 23,250.94 and 4,255 is: 6,381.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,502.29 : 23,250.94 = 4,255 : x
  2. Step 2: Convert to fraction form
    15,502.29/23,250.94 = 4,255/x
  3. Step 3: Cross multiply
    15,502.29x = 23,250.94 × 4,255
  4. Step 4: Simplify right side
    15,502.29x = 98,932,760.34
  5. Step 5: Solve for x
    x = 98,932,760.34/15,502.29
  6. Step 6: Final answer
    x = 6,381.82

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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.