Home / 26,309.95-39,471.71-7,591.46

Finding the Fourth Proportional to 26,309.95, 39,471.71 and 7,591.46

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Solution

The fourth proportional to 26,309.95, 39,471.71 and 7,591.46 is: 11,389.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,309.95 : 39,471.71 = 7,591.46 : x
  2. Step 2: Convert to fraction form
    26,309.95/39,471.71 = 7,591.46/x
  3. Step 3: Cross multiply
    26,309.95x = 39,471.71 × 7,591.46
  4. Step 4: Simplify right side
    26,309.95x = 299,647,672.28
  5. Step 5: Solve for x
    x = 299,647,672.28/26,309.95
  6. Step 6: Final answer
    x = 11,389.14

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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.