Home / 31,409.37-43,347.69-17,264.97

Finding the Fourth Proportional to 31,409.37, 43,347.69 and 17,264.97

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Solution

The fourth proportional to 31,409.37, 43,347.69 and 17,264.97 is: 23,827.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,409.37 : 43,347.69 = 17,264.97 : x
  2. Step 2: Convert to fraction form
    31,409.37/43,347.69 = 17,264.97/x
  3. Step 3: Cross multiply
    31,409.37x = 43,347.69 × 17,264.97
  4. Step 4: Simplify right side
    31,409.37x = 748,396,567.42
  5. Step 5: Solve for x
    x = 748,396,567.42/31,409.37
  6. Step 6: Final answer
    x = 23,827.18

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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.