Home / 31,394.16-43,323.95-17,247.92

Finding the Fourth Proportional to 31,394.16, 43,323.95 and 17,247.92

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Solution

The fourth proportional to 31,394.16, 43,323.95 and 17,247.92 is: 23,802.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,394.16 : 43,323.95 = 17,247.92 : x
  2. Step 2: Convert to fraction form
    31,394.16/43,323.95 = 17,247.92/x
  3. Step 3: Cross multiply
    31,394.16x = 43,323.95 × 17,247.92
  4. Step 4: Simplify right side
    31,394.16x = 747,247,850.18
  5. Step 5: Solve for x
    x = 747,247,850.18/31,394.16
  6. Step 6: Final answer
    x = 23,802.13

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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.