Home / 15,484.14-23,211.92-5,621.04

Finding the Fourth Proportional to 15,484.14, 23,211.92 and 5,621.04

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Solution

The fourth proportional to 15,484.14, 23,211.92 and 5,621.04 is: 8,426.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,484.14 : 23,211.92 = 5,621.04 : x
  2. Step 2: Convert to fraction form
    15,484.14/23,211.92 = 5,621.04/x
  3. Step 3: Cross multiply
    15,484.14x = 23,211.92 × 5,621.04
  4. Step 4: Simplify right side
    15,484.14x = 130,475,130.80
  5. Step 5: Solve for x
    x = 130,475,130.80/15,484.14
  6. Step 6: Final answer
    x = 8,426.37

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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.