Home / 28,927.13-43,394.13-10,203.28

Finding the Fourth Proportional to 28,927.13, 43,394.13 and 10,203.28

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Solution

The fourth proportional to 28,927.13, 43,394.13 and 10,203.28 is: 15,306.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,927.13 : 43,394.13 = 10,203.28 : x
  2. Step 2: Convert to fraction form
    28,927.13/43,394.13 = 10,203.28/x
  3. Step 3: Cross multiply
    28,927.13x = 43,394.13 × 10,203.28
  4. Step 4: Simplify right side
    28,927.13x = 442,762,350.26
  5. Step 5: Solve for x
    x = 442,762,350.26/28,927.13
  6. Step 6: Final answer
    x = 15,306.13

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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.