Home / 17,929.68-24,766.20-15,437.04

Finding the Fourth Proportional to 17,929.68, 24,766.20 and 15,437.04

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Solution

The fourth proportional to 17,929.68, 24,766.20 and 15,437.04 is: 21,323.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,929.68 : 24,766.20 = 15,437.04 : x
  2. Step 2: Convert to fraction form
    17,929.68/24,766.20 = 15,437.04/x
  3. Step 3: Cross multiply
    17,929.68x = 24,766.20 × 15,437.04
  4. Step 4: Simplify right side
    17,929.68x = 382,316,820.05
  5. Step 5: Solve for x
    x = 382,316,820.05/17,929.68
  6. Step 6: Final answer
    x = 21,323.13

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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.