Home / 16,556.40-22,847.36-9,002.40

Finding the Fourth Proportional to 16,556.40, 22,847.36 and 9,002.40

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Solution

The fourth proportional to 16,556.40, 22,847.36 and 9,002.40 is: 12,423.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,556.40 : 22,847.36 = 9,002.40 : x
  2. Step 2: Convert to fraction form
    16,556.40/22,847.36 = 9,002.40/x
  3. Step 3: Cross multiply
    16,556.40x = 22,847.36 × 9,002.40
  4. Step 4: Simplify right side
    16,556.40x = 205,681,073.66
  5. Step 5: Solve for x
    x = 205,681,073.66/16,556.40
  6. Step 6: Final answer
    x = 12,423.06

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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.