Home / 53,265.06-79,895.00-19,982.53

Finding the Fourth Proportional to 53,265.06, 79,895.00 and 19,982.53

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Solution

The fourth proportional to 53,265.06, 79,895.00 and 19,982.53 is: 29,972.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,265.06 : 79,895.00 = 19,982.53 : x
  2. Step 2: Convert to fraction form
    53,265.06/79,895.00 = 19,982.53/x
  3. Step 3: Cross multiply
    53,265.06x = 79,895.00 × 19,982.53
  4. Step 4: Simplify right side
    53,265.06x = 1,596,503,934.70
  5. Step 5: Solve for x
    x = 1,596,503,934.70/53,265.06
  6. Step 6: Final answer
    x = 29,972.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.