Home / 26,849.92-40,280.64-11,258.56

Finding the Fourth Proportional to 26,849.92, 40,280.64 and 11,258.56

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Solution

The fourth proportional to 26,849.92, 40,280.64 and 11,258.56 is: 16,890.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,849.92 : 40,280.64 = 11,258.56 : x
  2. Step 2: Convert to fraction form
    26,849.92/40,280.64 = 11,258.56/x
  3. Step 3: Cross multiply
    26,849.92x = 40,280.64 × 11,258.56
  4. Step 4: Simplify right side
    26,849.92x = 453,502,002.28
  5. Step 5: Solve for x
    x = 453,502,002.28/26,849.92
  6. Step 6: Final answer
    x = 16,890.26

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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.