Home / 26,332.20-39,505.79-13,009.26

Finding the Fourth Proportional to 26,332.20, 39,505.79 and 13,009.26

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Solution

The fourth proportional to 26,332.20, 39,505.79 and 13,009.26 is: 19,517.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,332.20 : 39,505.79 = 13,009.26 : x
  2. Step 2: Convert to fraction form
    26,332.20/39,505.79 = 13,009.26/x
  3. Step 3: Cross multiply
    26,332.20x = 39,505.79 × 13,009.26
  4. Step 4: Simplify right side
    26,332.20x = 513,941,028.57
  5. Step 5: Solve for x
    x = 513,941,028.57/26,332.20
  6. Step 6: Final answer
    x = 19,517.59

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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.