Home / 28,319.10-42,452.09-9,586.02

Finding the Fourth Proportional to 28,319.10, 42,452.09 and 9,586.02

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Solution

The fourth proportional to 28,319.10, 42,452.09 and 9,586.02 is: 14,370.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,319.10 : 42,452.09 = 9,586.02 : x
  2. Step 2: Convert to fraction form
    28,319.10/42,452.09 = 9,586.02/x
  3. Step 3: Cross multiply
    28,319.10x = 42,452.09 × 9,586.02
  4. Step 4: Simplify right side
    28,319.10x = 406,946,583.78
  5. Step 5: Solve for x
    x = 406,946,583.78/28,319.10
  6. Step 6: Final answer
    x = 14,370.04

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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.