Home / 23,301.18-32,159.80-13,740.49

Finding the Fourth Proportional to 23,301.18, 32,159.80 and 13,740.49

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Solution

The fourth proportional to 23,301.18, 32,159.80 and 13,740.49 is: 18,964.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,301.18 : 32,159.80 = 13,740.49 : x
  2. Step 2: Convert to fraction form
    23,301.18/32,159.80 = 13,740.49/x
  3. Step 3: Cross multiply
    23,301.18x = 32,159.80 × 13,740.49
  4. Step 4: Simplify right side
    23,301.18x = 441,891,209.49
  5. Step 5: Solve for x
    x = 441,891,209.49/23,301.18
  6. Step 6: Final answer
    x = 18,964.33

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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.