Home / 23,398.11-32,290.95-13,191.66

Finding the Fourth Proportional to 23,398.11, 32,290.95 and 13,191.66

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Solution

The fourth proportional to 23,398.11, 32,290.95 and 13,191.66 is: 18,205.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,398.11 : 32,290.95 = 13,191.66 : x
  2. Step 2: Convert to fraction form
    23,398.11/32,290.95 = 13,191.66/x
  3. Step 3: Cross multiply
    23,398.11x = 32,290.95 × 13,191.66
  4. Step 4: Simplify right side
    23,398.11x = 425,971,233.48
  5. Step 5: Solve for x
    x = 425,971,233.48/23,398.11
  6. Step 6: Final answer
    x = 18,205.37

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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.