Home / 31,373.81-43,295.91-17,227.55

Finding the Fourth Proportional to 31,373.81, 43,295.91 and 17,227.55

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Solution

The fourth proportional to 31,373.81, 43,295.91 and 17,227.55 is: 23,774.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,373.81 : 43,295.91 = 17,227.55 : x
  2. Step 2: Convert to fraction form
    31,373.81/43,295.91 = 17,227.55/x
  3. Step 3: Cross multiply
    31,373.81x = 43,295.91 × 17,227.55
  4. Step 4: Simplify right side
    31,373.81x = 745,882,454.32
  5. Step 5: Solve for x
    x = 745,882,454.32/31,373.81
  6. Step 6: Final answer
    x = 23,774.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.