Home / 31,704.03-43,752.15-18,273.02

Finding the Fourth Proportional to 31,704.03, 43,752.15 and 18,273.02

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Solution

The fourth proportional to 31,704.03, 43,752.15 and 18,273.02 is: 25,217.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,704.03 : 43,752.15 = 18,273.02 : x
  2. Step 2: Convert to fraction form
    31,704.03/43,752.15 = 18,273.02/x
  3. Step 3: Cross multiply
    31,704.03x = 43,752.15 × 18,273.02
  4. Step 4: Simplify right side
    31,704.03x = 799,483,693.23
  5. Step 5: Solve for x
    x = 799,483,693.23/31,704.03
  6. Step 6: Final answer
    x = 25,217.10

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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.