Home / 21,755.52-32,587.68-13,924.80

Finding the Fourth Proportional to 21,755.52, 32,587.68 and 13,924.80

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Solution

The fourth proportional to 21,755.52, 32,587.68 and 13,924.80 is: 20,858.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,755.52 : 32,587.68 = 13,924.80 : x
  2. Step 2: Convert to fraction form
    21,755.52/32,587.68 = 13,924.80/x
  3. Step 3: Cross multiply
    21,755.52x = 32,587.68 × 13,924.80
  4. Step 4: Simplify right side
    21,755.52x = 453,776,926.46
  5. Step 5: Solve for x
    x = 453,776,926.46/21,755.52
  6. Step 6: Final answer
    x = 20,858.01

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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.