Home / 31,420.26-43,358.85-17,273.00

Finding the Fourth Proportional to 31,420.26, 43,358.85 and 17,273.00

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Solution

The fourth proportional to 31,420.26, 43,358.85 and 17,273.00 is: 23,836.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,420.26 : 43,358.85 = 17,273.00 : x
  2. Step 2: Convert to fraction form
    31,420.26/43,358.85 = 17,273.00/x
  3. Step 3: Cross multiply
    31,420.26x = 43,358.85 × 17,273.00
  4. Step 4: Simplify right side
    31,420.26x = 748,937,524.45
  5. Step 5: Solve for x
    x = 748,937,524.45/31,420.26
  6. Step 6: Final answer
    x = 23,836.13

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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.