Home / 14,380.52-21,573.50-5,614.88

Finding the Fourth Proportional to 14,380.52, 21,573.50 and 5,614.88

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Solution

The fourth proportional to 14,380.52, 21,573.50 and 5,614.88 is: 8,423.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,380.52 : 21,573.50 = 5,614.88 : x
  2. Step 2: Convert to fraction form
    14,380.52/21,573.50 = 5,614.88/x
  3. Step 3: Cross multiply
    14,380.52x = 21,573.50 × 5,614.88
  4. Step 4: Simplify right side
    14,380.52x = 121,132,477.74
  5. Step 5: Solve for x
    x = 121,132,477.74/14,380.52
  6. Step 6: Final answer
    x = 8,423.38

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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.