Home / 14,337.04-21,505.56-8,422.96

Finding the Fourth Proportional to 14,337.04, 21,505.56 and 8,422.96

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Solution

The fourth proportional to 14,337.04, 21,505.56 and 8,422.96 is: 12,634.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,337.04 : 21,505.56 = 8,422.96 : x
  2. Step 2: Convert to fraction form
    14,337.04/21,505.56 = 8,422.96/x
  3. Step 3: Cross multiply
    14,337.04x = 21,505.56 × 8,422.96
  4. Step 4: Simplify right side
    14,337.04x = 181,140,514.33
  5. Step 5: Solve for x
    x = 181,140,514.33/14,337.04
  6. Step 6: Final answer
    x = 12,634.44

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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.