Home / 14,686.38-22,031.60-5,920.56

Finding the Fourth Proportional to 14,686.38, 22,031.60 and 5,920.56

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Solution

The fourth proportional to 14,686.38, 22,031.60 and 5,920.56 is: 8,881.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,686.38 : 22,031.60 = 5,920.56 : x
  2. Step 2: Convert to fraction form
    14,686.38/22,031.60 = 5,920.56/x
  3. Step 3: Cross multiply
    14,686.38x = 22,031.60 × 5,920.56
  4. Step 4: Simplify right side
    14,686.38x = 130,439,409.70
  5. Step 5: Solve for x
    x = 130,439,409.70/14,686.38
  6. Step 6: Final answer
    x = 8,881.66

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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.