Home / 26,239.59-39,359.17-7,519.63

Finding the Fourth Proportional to 26,239.59, 39,359.17 and 7,519.63

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Solution

The fourth proportional to 26,239.59, 39,359.17 and 7,519.63 is: 11,279.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,239.59 : 39,359.17 = 7,519.63 : x
  2. Step 2: Convert to fraction form
    26,239.59/39,359.17 = 7,519.63/x
  3. Step 3: Cross multiply
    26,239.59x = 39,359.17 × 7,519.63
  4. Step 4: Simplify right side
    26,239.59x = 295,966,395.51
  5. Step 5: Solve for x
    x = 295,966,395.51/26,239.59
  6. Step 6: Final answer
    x = 11,279.38

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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.