Home / 26,501.66-39,744.57-8,729.04

Finding the Fourth Proportional to 26,501.66, 39,744.57 and 8,729.04

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Solution

The fourth proportional to 26,501.66, 39,744.57 and 8,729.04 is: 13,090.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,501.66 : 39,744.57 = 8,729.04 : x
  2. Step 2: Convert to fraction form
    26,501.66/39,744.57 = 8,729.04/x
  3. Step 3: Cross multiply
    26,501.66x = 39,744.57 × 8,729.04
  4. Step 4: Simplify right side
    26,501.66x = 346,931,941.31
  5. Step 5: Solve for x
    x = 346,931,941.31/26,501.66
  6. Step 6: Final answer
    x = 13,090.95

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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.