Home / 26,947.74-40,440.09-9,417.57

Finding the Fourth Proportional to 26,947.74, 40,440.09 and 9,417.57

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Solution

The fourth proportional to 26,947.74, 40,440.09 and 9,417.57 is: 14,132.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,947.74 : 40,440.09 = 9,417.57 : x
  2. Step 2: Convert to fraction form
    26,947.74/40,440.09 = 9,417.57/x
  3. Step 3: Cross multiply
    26,947.74x = 40,440.09 × 9,417.57
  4. Step 4: Simplify right side
    26,947.74x = 380,847,378.38
  5. Step 5: Solve for x
    x = 380,847,378.38/26,947.74
  6. Step 6: Final answer
    x = 14,132.81

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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.