Home / 31,412.07-43,349.57-17,265.83

Finding the Fourth Proportional to 31,412.07, 43,349.57 and 17,265.83

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Solution

The fourth proportional to 31,412.07, 43,349.57 and 17,265.83 is: 23,827.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,412.07 : 43,349.57 = 17,265.83 : x
  2. Step 2: Convert to fraction form
    31,412.07/43,349.57 = 17,265.83/x
  3. Step 3: Cross multiply
    31,412.07x = 43,349.57 × 17,265.83
  4. Step 4: Simplify right side
    31,412.07x = 748,466,003.12
  5. Step 5: Solve for x
    x = 748,466,003.12/31,412.07
  6. Step 6: Final answer
    x = 23,827.34

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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.