Home / 14,833.80-22,218.30-11,520.90

Finding the Fourth Proportional to 14,833.80, 22,218.30 and 11,520.90

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Solution

The fourth proportional to 14,833.80, 22,218.30 and 11,520.90 is: 17,256.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,833.80 : 22,218.30 = 11,520.90 : x
  2. Step 2: Convert to fraction form
    14,833.80/22,218.30 = 11,520.90/x
  3. Step 3: Cross multiply
    14,833.80x = 22,218.30 × 11,520.90
  4. Step 4: Simplify right side
    14,833.80x = 255,974,812.47
  5. Step 5: Solve for x
    x = 255,974,812.47/14,833.80
  6. Step 6: Final answer
    x = 17,256.19

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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.