Home / 26,918.65-40,366.36-8,901.82

Finding the Fourth Proportional to 26,918.65, 40,366.36 and 8,901.82

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Solution

The fourth proportional to 26,918.65, 40,366.36 and 8,901.82 is: 13,348.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,918.65 : 40,366.36 = 8,901.82 : x
  2. Step 2: Convert to fraction form
    26,918.65/40,366.36 = 8,901.82/x
  3. Step 3: Cross multiply
    26,918.65x = 40,366.36 × 8,901.82
  4. Step 4: Simplify right side
    26,918.65x = 359,334,070.78
  5. Step 5: Solve for x
    x = 359,334,070.78/26,918.65
  6. Step 6: Final answer
    x = 13,348.89

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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.