Home / 25,176.47-37,759.30-10,381.55

Finding the Fourth Proportional to 25,176.47, 37,759.30 and 10,381.55

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Solution

The fourth proportional to 25,176.47, 37,759.30 and 10,381.55 is: 15,570.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,176.47 : 37,759.30 = 10,381.55 : x
  2. Step 2: Convert to fraction form
    25,176.47/37,759.30 = 10,381.55/x
  3. Step 3: Cross multiply
    25,176.47x = 37,759.30 × 10,381.55
  4. Step 4: Simplify right side
    25,176.47x = 392,000,060.92
  5. Step 5: Solve for x
    x = 392,000,060.92/25,176.47
  6. Step 6: Final answer
    x = 15,570.10

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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.