Home / 26,381.90-39,577.98-8,617.52

Finding the Fourth Proportional to 26,381.90, 39,577.98 and 8,617.52

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Solution

The fourth proportional to 26,381.90, 39,577.98 and 8,617.52 is: 12,927.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,381.90 : 39,577.98 = 8,617.52 : x
  2. Step 2: Convert to fraction form
    26,381.90/39,577.98 = 8,617.52/x
  3. Step 3: Cross multiply
    26,381.90x = 39,577.98 × 8,617.52
  4. Step 4: Simplify right side
    26,381.90x = 341,064,034.21
  5. Step 5: Solve for x
    x = 341,064,034.21/26,381.90
  6. Step 6: Final answer
    x = 12,927.96

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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.