Home / 28,766.98-43,152.34-9,046.30

Finding the Fourth Proportional to 28,766.98, 43,152.34 and 9,046.30

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Solution

The fourth proportional to 28,766.98, 43,152.34 and 9,046.30 is: 13,570.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,766.98 : 43,152.34 = 9,046.30 : x
  2. Step 2: Convert to fraction form
    28,766.98/43,152.34 = 9,046.30/x
  3. Step 3: Cross multiply
    28,766.98x = 43,152.34 × 9,046.30
  4. Step 4: Simplify right side
    28,766.98x = 390,369,013.34
  5. Step 5: Solve for x
    x = 390,369,013.34/28,766.98
  6. Step 6: Final answer
    x = 13,570.04

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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.