Home / 26,261.12-39,385.67-7,541.00

Finding the Fourth Proportional to 26,261.12, 39,385.67 and 7,541.00

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Solution

The fourth proportional to 26,261.12, 39,385.67 and 7,541.00 is: 11,309.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,261.12 : 39,385.67 = 7,541.00 : x
  2. Step 2: Convert to fraction form
    26,261.12/39,385.67 = 7,541.00/x
  3. Step 3: Cross multiply
    26,261.12x = 39,385.67 × 7,541.00
  4. Step 4: Simplify right side
    26,261.12x = 297,007,459.50
  5. Step 5: Solve for x
    x = 297,007,459.50/26,261.12
  6. Step 6: Final answer
    x = 11,309.78

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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.