Home / 25,126.16-37,672.20-10,330.80

Finding the Fourth Proportional to 25,126.16, 37,672.20 and 10,330.80

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Solution

The fourth proportional to 25,126.16, 37,672.20 and 10,330.80 is: 15,489.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,126.16 : 37,672.20 = 10,330.80 : x
  2. Step 2: Convert to fraction form
    25,126.16/37,672.20 = 10,330.80/x
  3. Step 3: Cross multiply
    25,126.16x = 37,672.20 × 10,330.80
  4. Step 4: Simplify right side
    25,126.16x = 389,183,963.76
  5. Step 5: Solve for x
    x = 389,183,963.76/25,126.16
  6. Step 6: Final answer
    x = 15,489.19

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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.