Home / 31,409.67-43,344.50-17,260.59

Finding the Fourth Proportional to 31,409.67, 43,344.50 and 17,260.59

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Solution

The fourth proportional to 31,409.67, 43,344.50 and 17,260.59 is: 23,819.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,409.67 : 43,344.50 = 17,260.59 : x
  2. Step 2: Convert to fraction form
    31,409.67/43,344.50 = 17,260.59/x
  3. Step 3: Cross multiply
    31,409.67x = 43,344.50 × 17,260.59
  4. Step 4: Simplify right side
    31,409.67x = 748,151,643.26
  5. Step 5: Solve for x
    x = 748,151,643.26/31,409.67
  6. Step 6: Final answer
    x = 23,819.15

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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.