Home / 16,888.52-25,325.34-8,989.13

Finding the Fourth Proportional to 16,888.52, 25,325.34 and 8,989.13

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Solution

The fourth proportional to 16,888.52, 25,325.34 and 8,989.13 is: 13,479.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,888.52 : 25,325.34 = 8,989.13 : x
  2. Step 2: Convert to fraction form
    16,888.52/25,325.34 = 8,989.13/x
  3. Step 3: Cross multiply
    16,888.52x = 25,325.34 × 8,989.13
  4. Step 4: Simplify right side
    16,888.52x = 227,652,773.55
  5. Step 5: Solve for x
    x = 227,652,773.55/16,888.52
  6. Step 6: Final answer
    x = 13,479.73

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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.