Home / 25,785.21-38,612.17-16,993.47

Finding the Fourth Proportional to 25,785.21, 38,612.17 and 16,993.47

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Solution

The fourth proportional to 25,785.21, 38,612.17 and 16,993.47 is: 25,446.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,785.21 : 38,612.17 = 16,993.47 : x
  2. Step 2: Convert to fraction form
    25,785.21/38,612.17 = 16,993.47/x
  3. Step 3: Cross multiply
    25,785.21x = 38,612.17 × 16,993.47
  4. Step 4: Simplify right side
    25,785.21x = 656,154,752.53
  5. Step 5: Solve for x
    x = 656,154,752.53/25,785.21
  6. Step 6: Final answer
    x = 25,446.94

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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.