Home / 25,141.89-34,712.04-15,591.93

Finding the Fourth Proportional to 25,141.89, 34,712.04 and 15,591.93

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Solution

The fourth proportional to 25,141.89, 34,712.04 and 15,591.93 is: 21,526.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,141.89 : 34,712.04 = 15,591.93 : x
  2. Step 2: Convert to fraction form
    25,141.89/34,712.04 = 15,591.93/x
  3. Step 3: Cross multiply
    25,141.89x = 34,712.04 × 15,591.93
  4. Step 4: Simplify right side
    25,141.89x = 541,227,626.14
  5. Step 5: Solve for x
    x = 541,227,626.14/25,141.89
  6. Step 6: Final answer
    x = 21,526.92

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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.