Home / 26,681.59-40,024.38-7,960.15

Finding the Fourth Proportional to 26,681.59, 40,024.38 and 7,960.15

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Solution

The fourth proportional to 26,681.59, 40,024.38 and 7,960.15 is: 11,940.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,681.59 : 40,024.38 = 7,960.15 : x
  2. Step 2: Convert to fraction form
    26,681.59/40,024.38 = 7,960.15/x
  3. Step 3: Cross multiply
    26,681.59x = 40,024.38 × 7,960.15
  4. Step 4: Simplify right side
    26,681.59x = 318,600,068.46
  5. Step 5: Solve for x
    x = 318,600,068.46/26,681.59
  6. Step 6: Final answer
    x = 11,940.82

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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.