Home / 23,389.04-32,282.76-15,020.12

Finding the Fourth Proportional to 23,389.04, 32,282.76 and 15,020.12

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Solution

The fourth proportional to 23,389.04, 32,282.76 and 15,020.12 is: 20,731.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,389.04 : 32,282.76 = 15,020.12 : x
  2. Step 2: Convert to fraction form
    23,389.04/32,282.76 = 15,020.12/x
  3. Step 3: Cross multiply
    23,389.04x = 32,282.76 × 15,020.12
  4. Step 4: Simplify right side
    23,389.04x = 484,890,929.13
  5. Step 5: Solve for x
    x = 484,890,929.13/23,389.04
  6. Step 6: Final answer
    x = 20,731.54

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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.