Home / 26,116.62-39,148.11-10,315.23

Finding the Fourth Proportional to 26,116.62, 39,148.11 and 10,315.23

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Solution

The fourth proportional to 26,116.62, 39,148.11 and 10,315.23 is: 15,462.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,116.62 : 39,148.11 = 10,315.23 : x
  2. Step 2: Convert to fraction form
    26,116.62/39,148.11 = 10,315.23/x
  3. Step 3: Cross multiply
    26,116.62x = 39,148.11 × 10,315.23
  4. Step 4: Simplify right side
    26,116.62x = 403,821,758.72
  5. Step 5: Solve for x
    x = 403,821,758.72/26,116.62
  6. Step 6: Final answer
    x = 15,462.25

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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.