Home / 17,348.20-23,925.38-13,990.04

Finding the Fourth Proportional to 17,348.20, 23,925.38 and 13,990.04

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Solution

The fourth proportional to 17,348.20, 23,925.38 and 13,990.04 is: 19,294.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,348.20 : 23,925.38 = 13,990.04 : x
  2. Step 2: Convert to fraction form
    17,348.20/23,925.38 = 13,990.04/x
  3. Step 3: Cross multiply
    17,348.20x = 23,925.38 × 13,990.04
  4. Step 4: Simplify right side
    17,348.20x = 334,717,023.22
  5. Step 5: Solve for x
    x = 334,717,023.22/17,348.20
  6. Step 6: Final answer
    x = 19,294.05

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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.