Home / 21,521.29-32,283.80-5,938.92

Finding the Fourth Proportional to 21,521.29, 32,283.80 and 5,938.92

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Solution

The fourth proportional to 21,521.29, 32,283.80 and 5,938.92 is: 8,908.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,521.29 : 32,283.80 = 5,938.92 : x
  2. Step 2: Convert to fraction form
    21,521.29/32,283.80 = 5,938.92/x
  3. Step 3: Cross multiply
    21,521.29x = 32,283.80 × 5,938.92
  4. Step 4: Simplify right side
    21,521.29x = 191,730,714.38
  5. Step 5: Solve for x
    x = 191,730,714.38/21,521.29
  6. Step 6: Final answer
    x = 8,908.89

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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.