Home / 21,614.24-32,398.88-9,123.84

Finding the Fourth Proportional to 21,614.24, 32,398.88 and 9,123.84

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Solution

The fourth proportional to 21,614.24, 32,398.88 and 9,123.84 is: 13,676.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,614.24 : 32,398.88 = 9,123.84 : x
  2. Step 2: Convert to fraction form
    21,614.24/32,398.88 = 9,123.84/x
  3. Step 3: Cross multiply
    21,614.24x = 32,398.88 × 9,123.84
  4. Step 4: Simplify right side
    21,614.24x = 295,602,197.30
  5. Step 5: Solve for x
    x = 295,602,197.30/21,614.24
  6. Step 6: Final answer
    x = 13,676.27

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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.