Home / 26,381.40-39,577.23-8,617.02

Finding the Fourth Proportional to 26,381.40, 39,577.23 and 8,617.02

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Solution

The fourth proportional to 26,381.40, 39,577.23 and 8,617.02 is: 12,927.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,381.40 : 39,577.23 = 8,617.02 : x
  2. Step 2: Convert to fraction form
    26,381.40/39,577.23 = 8,617.02/x
  3. Step 3: Cross multiply
    26,381.40x = 39,577.23 × 8,617.02
  4. Step 4: Simplify right side
    26,381.40x = 341,037,782.45
  5. Step 5: Solve for x
    x = 341,037,782.45/26,381.40
  6. Step 6: Final answer
    x = 12,927.21

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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.