Home / 26,679.35-40,024.75-7,960.86

Finding the Fourth Proportional to 26,679.35, 40,024.75 and 7,960.86

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Solution

The fourth proportional to 26,679.35, 40,024.75 and 7,960.86 is: 11,943.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,679.35 : 40,024.75 = 7,960.86 : x
  2. Step 2: Convert to fraction form
    26,679.35/40,024.75 = 7,960.86/x
  3. Step 3: Cross multiply
    26,679.35x = 40,024.75 × 7,960.86
  4. Step 4: Simplify right side
    26,679.35x = 318,631,411.38
  5. Step 5: Solve for x
    x = 318,631,411.38/26,679.35
  6. Step 6: Final answer
    x = 11,943.00

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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.