Home / 26,600.88-39,916.56-13,454.32

Finding the Fourth Proportional to 26,600.88, 39,916.56 and 13,454.32

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Solution

The fourth proportional to 26,600.88, 39,916.56 and 13,454.32 is: 20,189.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,600.88 : 39,916.56 = 13,454.32 : x
  2. Step 2: Convert to fraction form
    26,600.88/39,916.56 = 13,454.32/x
  3. Step 3: Cross multiply
    26,600.88x = 39,916.56 × 13,454.32
  4. Step 4: Simplify right side
    26,600.88x = 537,050,171.54
  5. Step 5: Solve for x
    x = 537,050,171.54/26,600.88
  6. Step 6: Final answer
    x = 20,189.19

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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.