Home / 17,001.20-23,458.92-9,447.40

Finding the Fourth Proportional to 17,001.20, 23,458.92 and 9,447.40

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Solution

The fourth proportional to 17,001.20, 23,458.92 and 9,447.40 is: 13,035.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,001.20 : 23,458.92 = 9,447.40 : x
  2. Step 2: Convert to fraction form
    17,001.20/23,458.92 = 9,447.40/x
  3. Step 3: Cross multiply
    17,001.20x = 23,458.92 × 9,447.40
  4. Step 4: Simplify right side
    17,001.20x = 221,625,800.81
  5. Step 5: Solve for x
    x = 221,625,800.81/17,001.20
  6. Step 6: Final answer
    x = 13,035.89

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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.