Home / 16,785.20-25,177.88-5,098.52

Finding the Fourth Proportional to 16,785.20, 25,177.88 and 5,098.52

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Solution

The fourth proportional to 16,785.20, 25,177.88 and 5,098.52 is: 7,647.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,785.20 : 25,177.88 = 5,098.52 : x
  2. Step 2: Convert to fraction form
    16,785.20/25,177.88 = 5,098.52/x
  3. Step 3: Cross multiply
    16,785.20x = 25,177.88 × 5,098.52
  4. Step 4: Simplify right side
    16,785.20x = 128,369,924.74
  5. Step 5: Solve for x
    x = 128,369,924.74/16,785.20
  6. Step 6: Final answer
    x = 7,647.80

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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.