Home / 26,401.02-39,597.31-8,631.55

Finding the Fourth Proportional to 26,401.02, 39,597.31 and 8,631.55

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Solution

The fourth proportional to 26,401.02, 39,597.31 and 8,631.55 is: 12,945.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,401.02 : 39,597.31 = 8,631.55 : x
  2. Step 2: Convert to fraction form
    26,401.02/39,597.31 = 8,631.55/x
  3. Step 3: Cross multiply
    26,401.02x = 39,597.31 × 8,631.55
  4. Step 4: Simplify right side
    26,401.02x = 341,786,161.13
  5. Step 5: Solve for x
    x = 341,786,161.13/26,401.02
  6. Step 6: Final answer
    x = 12,945.95

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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.