Home / 28,763.18-43,155.15-10,045.97

Finding the Fourth Proportional to 28,763.18, 43,155.15 and 10,045.97

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Solution

The fourth proportional to 28,763.18, 43,155.15 and 10,045.97 is: 15,072.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,763.18 : 43,155.15 = 10,045.97 : x
  2. Step 2: Convert to fraction form
    28,763.18/43,155.15 = 10,045.97/x
  3. Step 3: Cross multiply
    28,763.18x = 43,155.15 × 10,045.97
  4. Step 4: Simplify right side
    28,763.18x = 433,535,342.25
  5. Step 5: Solve for x
    x = 433,535,342.25/28,763.18
  6. Step 6: Final answer
    x = 15,072.58

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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.