Home / 25,172.55-37,726.53-10,391.85

Finding the Fourth Proportional to 25,172.55, 37,726.53 and 10,391.85

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Solution

The fourth proportional to 25,172.55, 37,726.53 and 10,391.85 is: 15,574.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,172.55 : 37,726.53 = 10,391.85 : x
  2. Step 2: Convert to fraction form
    25,172.55/37,726.53 = 10,391.85/x
  3. Step 3: Cross multiply
    25,172.55x = 37,726.53 × 10,391.85
  4. Step 4: Simplify right side
    25,172.55x = 392,048,440.78
  5. Step 5: Solve for x
    x = 392,048,440.78/25,172.55
  6. Step 6: Final answer
    x = 15,574.44

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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.