Home / 28,770.48-43,166.11-10,053.28

Finding the Fourth Proportional to 28,770.48, 43,166.11 and 10,053.28

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Solution

The fourth proportional to 28,770.48, 43,166.11 and 10,053.28 is: 15,083.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,770.48 : 43,166.11 = 10,053.28 : x
  2. Step 2: Convert to fraction form
    28,770.48/43,166.11 = 10,053.28/x
  3. Step 3: Cross multiply
    28,770.48x = 43,166.11 × 10,053.28
  4. Step 4: Simplify right side
    28,770.48x = 433,960,990.34
  5. Step 5: Solve for x
    x = 433,960,990.34/28,770.48
  6. Step 6: Final answer
    x = 15,083.55

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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.