Home / 16,889.60-23,307.18-9,232.56

Finding the Fourth Proportional to 16,889.60, 23,307.18 and 9,232.56

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Solution

The fourth proportional to 16,889.60, 23,307.18 and 9,232.56 is: 12,740.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,889.60 : 23,307.18 = 9,232.56 : x
  2. Step 2: Convert to fraction form
    16,889.60/23,307.18 = 9,232.56/x
  3. Step 3: Cross multiply
    16,889.60x = 23,307.18 × 9,232.56
  4. Step 4: Simplify right side
    16,889.60x = 215,184,937.78
  5. Step 5: Solve for x
    x = 215,184,937.78/16,889.60
  6. Step 6: Final answer
    x = 12,740.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.