Home / 16,898.61-25,330.03-5,651.11

Finding the Fourth Proportional to 16,898.61, 25,330.03 and 5,651.11

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Solution

The fourth proportional to 16,898.61, 25,330.03 and 5,651.11 is: 8,470.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898.61 : 25,330.03 = 5,651.11 : x
  2. Step 2: Convert to fraction form
    16,898.61/25,330.03 = 5,651.11/x
  3. Step 3: Cross multiply
    16,898.61x = 25,330.03 × 5,651.11
  4. Step 4: Simplify right side
    16,898.61x = 143,142,835.16
  5. Step 5: Solve for x
    x = 143,142,835.16/16,898.61
  6. Step 6: Final answer
    x = 8,470.69

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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.