Home / 26,257.42-39,401.12-9,615.25

Finding the Fourth Proportional to 26,257.42, 39,401.12 and 9,615.25

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Solution

The fourth proportional to 26,257.42, 39,401.12 and 9,615.25 is: 14,428.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,257.42 : 39,401.12 = 9,615.25 : x
  2. Step 2: Convert to fraction form
    26,257.42/39,401.12 = 9,615.25/x
  3. Step 3: Cross multiply
    26,257.42x = 39,401.12 × 9,615.25
  4. Step 4: Simplify right side
    26,257.42x = 378,851,619.08
  5. Step 5: Solve for x
    x = 378,851,619.08/26,257.42
  6. Step 6: Final answer
    x = 14,428.36

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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.