Home / 26,042.64-39,011.72-11,983.08

Finding the Fourth Proportional to 26,042.64, 39,011.72 and 11,983.08

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Solution

The fourth proportional to 26,042.64, 39,011.72 and 11,983.08 is: 17,950.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,042.64 : 39,011.72 = 11,983.08 : x
  2. Step 2: Convert to fraction form
    26,042.64/39,011.72 = 11,983.08/x
  3. Step 3: Cross multiply
    26,042.64x = 39,011.72 × 11,983.08
  4. Step 4: Simplify right side
    26,042.64x = 467,480,561.70
  5. Step 5: Solve for x
    x = 467,480,561.70/26,042.64
  6. Step 6: Final answer
    x = 17,950.58

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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.