Home / 26,257.92-39,401.88-9,615.72

Finding the Fourth Proportional to 26,257.92, 39,401.88 and 9,615.72

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Solution

The fourth proportional to 26,257.92, 39,401.88 and 9,615.72 is: 14,429.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,257.92 : 39,401.88 = 9,615.72 : x
  2. Step 2: Convert to fraction form
    26,257.92/39,401.88 = 9,615.72/x
  3. Step 3: Cross multiply
    26,257.92x = 39,401.88 × 9,615.72
  4. Step 4: Simplify right side
    26,257.92x = 378,877,445.55
  5. Step 5: Solve for x
    x = 378,877,445.55/26,257.92
  6. Step 6: Final answer
    x = 14,429.07

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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.