Home / 34,640.19-47,799.40-19,531.95

Finding the Fourth Proportional to 34,640.19, 47,799.40 and 19,531.95

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Solution

The fourth proportional to 34,640.19, 47,799.40 and 19,531.95 is: 26,951.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,640.19 : 47,799.40 = 19,531.95 : x
  2. Step 2: Convert to fraction form
    34,640.19/47,799.40 = 19,531.95/x
  3. Step 3: Cross multiply
    34,640.19x = 47,799.40 × 19,531.95
  4. Step 4: Simplify right side
    34,640.19x = 933,615,659.16
  5. Step 5: Solve for x
    x = 933,615,659.16/34,640.19
  6. Step 6: Final answer
    x = 26,951.81

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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.