Home / 26,231.76-39,314.16-16,868.16

Finding the Fourth Proportional to 26,231.76, 39,314.16 and 16,868.16

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Solution

The fourth proportional to 26,231.76, 39,314.16 and 16,868.16 is: 25,280.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,231.76 : 39,314.16 = 16,868.16 : x
  2. Step 2: Convert to fraction form
    26,231.76/39,314.16 = 16,868.16/x
  3. Step 3: Cross multiply
    26,231.76x = 39,314.16 × 16,868.16
  4. Step 4: Simplify right side
    26,231.76x = 663,157,541.15
  5. Step 5: Solve for x
    x = 663,157,541.15/26,231.76
  6. Step 6: Final answer
    x = 25,280.71

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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.