Home / 26,301.80-39,429.21-9,657.97

Finding the Fourth Proportional to 26,301.80, 39,429.21 and 9,657.97

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Solution

The fourth proportional to 26,301.80, 39,429.21 and 9,657.97 is: 14,478.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,301.80 : 39,429.21 = 9,657.97 : x
  2. Step 2: Convert to fraction form
    26,301.80/39,429.21 = 9,657.97/x
  3. Step 3: Cross multiply
    26,301.80x = 39,429.21 × 9,657.97
  4. Step 4: Simplify right side
    26,301.80x = 380,805,930.16
  5. Step 5: Solve for x
    x = 380,805,930.16/26,301.80
  6. Step 6: Final answer
    x = 14,478.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.