Home / 31,350.60-43,263.90-17,203.50

Finding the Fourth Proportional to 31,350.60, 43,263.90 and 17,203.50

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Solution

The fourth proportional to 31,350.60, 43,263.90 and 17,203.50 is: 23,740.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,350.60 : 43,263.90 = 17,203.50 : x
  2. Step 2: Convert to fraction form
    31,350.60/43,263.90 = 17,203.50/x
  3. Step 3: Cross multiply
    31,350.60x = 43,263.90 × 17,203.50
  4. Step 4: Simplify right side
    31,350.60x = 744,290,503.65
  5. Step 5: Solve for x
    x = 744,290,503.65/31,350.60
  6. Step 6: Final answer
    x = 23,740.87

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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.