Home / 25,314.86-37,965.12-10,505.46

Finding the Fourth Proportional to 25,314.86, 37,965.12 and 10,505.46

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Solution

The fourth proportional to 25,314.86, 37,965.12 and 10,505.46 is: 15,755.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,314.86 : 37,965.12 = 10,505.46 : x
  2. Step 2: Convert to fraction form
    25,314.86/37,965.12 = 10,505.46/x
  3. Step 3: Cross multiply
    25,314.86x = 37,965.12 × 10,505.46
  4. Step 4: Simplify right side
    25,314.86x = 398,841,049.56
  5. Step 5: Solve for x
    x = 398,841,049.56/25,314.86
  6. Step 6: Final answer
    x = 15,755.21

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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.