Home / 31,411.47-43,347.96-17,265.22

Finding the Fourth Proportional to 31,411.47, 43,347.96 and 17,265.22

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Solution

The fourth proportional to 31,411.47, 43,347.96 and 17,265.22 is: 23,826.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,411.47 : 43,347.96 = 17,265.22 : x
  2. Step 2: Convert to fraction form
    31,411.47/43,347.96 = 17,265.22/x
  3. Step 3: Cross multiply
    31,411.47x = 43,347.96 × 17,265.22
  4. Step 4: Simplify right side
    31,411.47x = 748,412,065.95
  5. Step 5: Solve for x
    x = 748,412,065.95/31,411.47
  6. Step 6: Final answer
    x = 23,826.08

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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.