Home / 26,443.26-39,630.06-12,401.10

Finding the Fourth Proportional to 26,443.26, 39,630.06 and 12,401.10

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Solution

The fourth proportional to 26,443.26, 39,630.06 and 12,401.10 is: 18,585.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,443.26 : 39,630.06 = 12,401.10 : x
  2. Step 2: Convert to fraction form
    26,443.26/39,630.06 = 12,401.10/x
  3. Step 3: Cross multiply
    26,443.26x = 39,630.06 × 12,401.10
  4. Step 4: Simplify right side
    26,443.26x = 491,456,337.07
  5. Step 5: Solve for x
    x = 491,456,337.07/26,443.26
  6. Step 6: Final answer
    x = 18,585.32

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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.