Home / 17,691.12-26,398.72-16,119.18

Finding the Fourth Proportional to 17,691.12, 26,398.72 and 16,119.18

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Solution

The fourth proportional to 17,691.12, 26,398.72 and 16,119.18 is: 24,053.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,691.12 : 26,398.72 = 16,119.18 : x
  2. Step 2: Convert to fraction form
    17,691.12/26,398.72 = 16,119.18/x
  3. Step 3: Cross multiply
    17,691.12x = 26,398.72 × 16,119.18
  4. Step 4: Simplify right side
    17,691.12x = 425,525,719.45
  5. Step 5: Solve for x
    x = 425,525,719.45/17,691.12
  6. Step 6: Final answer
    x = 24,053.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.