Home / 14,686.72-22,033.28-5,921.60

Finding the Fourth Proportional to 14,686.72, 22,033.28 and 5,921.60

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Solution

The fourth proportional to 14,686.72, 22,033.28 and 5,921.60 is: 8,883.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,686.72 : 22,033.28 = 5,921.60 : x
  2. Step 2: Convert to fraction form
    14,686.72/22,033.28 = 5,921.60/x
  3. Step 3: Cross multiply
    14,686.72x = 22,033.28 × 5,921.60
  4. Step 4: Simplify right side
    14,686.72x = 130,472,270.85
  5. Step 5: Solve for x
    x = 130,472,270.85/14,686.72
  6. Step 6: Final answer
    x = 8,883.69

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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.