Home / 23,389.29-32,283.11-15,020.37

Finding the Fourth Proportional to 23,389.29, 32,283.11 and 15,020.37

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Solution

The fourth proportional to 23,389.29, 32,283.11 and 15,020.37 is: 20,731.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,389.29 : 32,283.11 = 15,020.37 : x
  2. Step 2: Convert to fraction form
    23,389.29/32,283.11 = 15,020.37/x
  3. Step 3: Cross multiply
    23,389.29x = 32,283.11 × 15,020.37
  4. Step 4: Simplify right side
    23,389.29x = 484,904,181.85
  5. Step 5: Solve for x
    x = 484,904,181.85/23,389.29
  6. Step 6: Final answer
    x = 20,731.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.