Home / 14,868.10-22,302.15-9,921.70

Finding the Fourth Proportional to 14,868.10, 22,302.15 and 9,921.70

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Solution

The fourth proportional to 14,868.10, 22,302.15 and 9,921.70 is: 14,882.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,868.10 : 22,302.15 = 9,921.70 : x
  2. Step 2: Convert to fraction form
    14,868.10/22,302.15 = 9,921.70/x
  3. Step 3: Cross multiply
    14,868.10x = 22,302.15 × 9,921.70
  4. Step 4: Simplify right side
    14,868.10x = 221,275,241.66
  5. Step 5: Solve for x
    x = 221,275,241.66/14,868.10
  6. Step 6: Final answer
    x = 14,882.55

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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.