Home / 26,260.94-39,381.14-9,159.51

Finding the Fourth Proportional to 26,260.94, 39,381.14 and 9,159.51

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Solution

The fourth proportional to 26,260.94, 39,381.14 and 9,159.51 is: 13,735.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,260.94 : 39,381.14 = 9,159.51 : x
  2. Step 2: Convert to fraction form
    26,260.94/39,381.14 = 9,159.51/x
  3. Step 3: Cross multiply
    26,260.94x = 39,381.14 × 9,159.51
  4. Step 4: Simplify right side
    26,260.94x = 360,711,998.30
  5. Step 5: Solve for x
    x = 360,711,998.30/26,260.94
  6. Step 6: Final answer
    x = 13,735.68

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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.