Home / 31,302.48-43,197.24-17,155.92

Finding the Fourth Proportional to 31,302.48, 43,197.24 and 17,155.92

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Solution

The fourth proportional to 31,302.48, 43,197.24 and 17,155.92 is: 23,675.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,302.48 : 43,197.24 = 17,155.92 : x
  2. Step 2: Convert to fraction form
    31,302.48/43,197.24 = 17,155.92/x
  3. Step 3: Cross multiply
    31,302.48x = 43,197.24 × 17,155.92
  4. Step 4: Simplify right side
    31,302.48x = 741,088,393.66
  5. Step 5: Solve for x
    x = 741,088,393.66/31,302.48
  6. Step 6: Final answer
    x = 23,675.07

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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.