Home / 16,859.52-23,267.68-9,307.20

Finding the Fourth Proportional to 16,859.52, 23,267.68 and 9,307.20

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Solution

The fourth proportional to 16,859.52, 23,267.68 and 9,307.20 is: 12,844.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,859.52 : 23,267.68 = 9,307.20 : x
  2. Step 2: Convert to fraction form
    16,859.52/23,267.68 = 9,307.20/x
  3. Step 3: Cross multiply
    16,859.52x = 23,267.68 × 9,307.20
  4. Step 4: Simplify right side
    16,859.52x = 216,556,951.30
  5. Step 5: Solve for x
    x = 216,556,951.30/16,859.52
  6. Step 6: Final answer
    x = 12,844.79

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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.