Home / 17,001.70-23,459.61-9,447.90

Finding the Fourth Proportional to 17,001.70, 23,459.61 and 9,447.90

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Solution

The fourth proportional to 17,001.70, 23,459.61 and 9,447.90 is: 13,036.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,001.70 : 23,459.61 = 9,447.90 : x
  2. Step 2: Convert to fraction form
    17,001.70/23,459.61 = 9,447.90/x
  3. Step 3: Cross multiply
    17,001.70x = 23,459.61 × 9,447.90
  4. Step 4: Simplify right side
    17,001.70x = 221,644,049.32
  5. Step 5: Solve for x
    x = 221,644,049.32/17,001.70
  6. Step 6: Final answer
    x = 13,036.58

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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.