Home / 26,147.42-39,204.49-12,088.65

Finding the Fourth Proportional to 26,147.42, 39,204.49 and 12,088.65

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Solution

The fourth proportional to 26,147.42, 39,204.49 and 12,088.65 is: 18,125.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,147.42 : 39,204.49 = 12,088.65 : x
  2. Step 2: Convert to fraction form
    26,147.42/39,204.49 = 12,088.65/x
  3. Step 3: Cross multiply
    26,147.42x = 39,204.49 × 12,088.65
  4. Step 4: Simplify right side
    26,147.42x = 473,929,358.04
  5. Step 5: Solve for x
    x = 473,929,358.04/26,147.42
  6. Step 6: Final answer
    x = 18,125.28

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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.