Home / 25,433.98-38,143.17-17,586.92

Finding the Fourth Proportional to 25,433.98, 38,143.17 and 17,586.92

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Solution

The fourth proportional to 25,433.98, 38,143.17 and 17,586.92 is: 26,374.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,433.98 : 38,143.17 = 17,586.92 : x
  2. Step 2: Convert to fraction form
    25,433.98/38,143.17 = 17,586.92/x
  3. Step 3: Cross multiply
    25,433.98x = 38,143.17 × 17,586.92
  4. Step 4: Simplify right side
    25,433.98x = 670,820,879.34
  5. Step 5: Solve for x
    x = 670,820,879.34/25,433.98
  6. Step 6: Final answer
    x = 26,374.99

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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.