Home / 35,707.80-49,252.14-21,542.52

Finding the Fourth Proportional to 35,707.80, 49,252.14 and 21,542.52

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Solution

The fourth proportional to 35,707.80, 49,252.14 and 21,542.52 is: 29,713.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,707.80 : 49,252.14 = 21,542.52 : x
  2. Step 2: Convert to fraction form
    35,707.80/49,252.14 = 21,542.52/x
  3. Step 3: Cross multiply
    35,707.80x = 49,252.14 × 21,542.52
  4. Step 4: Simplify right side
    35,707.80x = 1,061,015,210.99
  5. Step 5: Solve for x
    x = 1,061,015,210.99/35,707.80
  6. Step 6: Final answer
    x = 29,713.82

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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.