Home / 31,348.83-43,260.80-17,201.55

Finding the Fourth Proportional to 31,348.83, 43,260.80 and 17,201.55

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Solution

The fourth proportional to 31,348.83, 43,260.80 and 17,201.55 is: 23,737.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,348.83 : 43,260.80 = 17,201.55 : x
  2. Step 2: Convert to fraction form
    31,348.83/43,260.80 = 17,201.55/x
  3. Step 3: Cross multiply
    31,348.83x = 43,260.80 × 17,201.55
  4. Step 4: Simplify right side
    31,348.83x = 744,152,728.23
  5. Step 5: Solve for x
    x = 744,152,728.23/31,348.83
  6. Step 6: Final answer
    x = 23,737.82

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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.