Home / 34,763.22-47,969.69-21,335.04

Finding the Fourth Proportional to 34,763.22, 47,969.69 and 21,335.04

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Solution

The fourth proportional to 34,763.22, 47,969.69 and 21,335.04 is: 29,440.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,763.22 : 47,969.69 = 21,335.04 : x
  2. Step 2: Convert to fraction form
    34,763.22/47,969.69 = 21,335.04/x
  3. Step 3: Cross multiply
    34,763.22x = 47,969.69 × 21,335.04
  4. Step 4: Simplify right side
    34,763.22x = 1,023,435,308.28
  5. Step 5: Solve for x
    x = 1,023,435,308.28/34,763.22
  6. Step 6: Final answer
    x = 29,440.18

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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.