Home / 26,500.50-39,769.02-10,918.17

Finding the Fourth Proportional to 26,500.50, 39,769.02 and 10,918.17

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Solution

The fourth proportional to 26,500.50, 39,769.02 and 10,918.17 is: 16,384.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,500.50 : 39,769.02 = 10,918.17 : x
  2. Step 2: Convert to fraction form
    26,500.50/39,769.02 = 10,918.17/x
  3. Step 3: Cross multiply
    26,500.50x = 39,769.02 × 10,918.17
  4. Step 4: Simplify right side
    26,500.50x = 434,204,921.09
  5. Step 5: Solve for x
    x = 434,204,921.09/26,500.50
  6. Step 6: Final answer
    x = 16,384.78

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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.