Home / 26,886.75-40,330.17-10,470.75

Finding the Fourth Proportional to 26,886.75, 40,330.17 and 10,470.75

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Solution

The fourth proportional to 26,886.75, 40,330.17 and 10,470.75 is: 15,706.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,886.75 : 40,330.17 = 10,470.75 : x
  2. Step 2: Convert to fraction form
    26,886.75/40,330.17 = 10,470.75/x
  3. Step 3: Cross multiply
    26,886.75x = 40,330.17 × 10,470.75
  4. Step 4: Simplify right side
    26,886.75x = 422,287,127.53
  5. Step 5: Solve for x
    x = 422,287,127.53/26,886.75
  6. Step 6: Final answer
    x = 15,706.14

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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.