Home / 26,155.64-39,180.92-12,095.97

Finding the Fourth Proportional to 26,155.64, 39,180.92 and 12,095.97

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Solution

The fourth proportional to 26,155.64, 39,180.92 and 12,095.97 is: 18,119.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,155.64 : 39,180.92 = 12,095.97 : x
  2. Step 2: Convert to fraction form
    26,155.64/39,180.92 = 12,095.97/x
  3. Step 3: Cross multiply
    26,155.64x = 39,180.92 × 12,095.97
  4. Step 4: Simplify right side
    26,155.64x = 473,931,025.48
  5. Step 5: Solve for x
    x = 473,931,025.48/26,155.64
  6. Step 6: Final answer
    x = 18,119.65

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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.