Home / 15,506.20-23,258.56-5,118.04

Finding the Fourth Proportional to 15,506.20, 23,258.56 and 5,118.04

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Solution

The fourth proportional to 15,506.20, 23,258.56 and 5,118.04 is: 7,676.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,506.20 : 23,258.56 = 5,118.04 : x
  2. Step 2: Convert to fraction form
    15,506.20/23,258.56 = 5,118.04/x
  3. Step 3: Cross multiply
    15,506.20x = 23,258.56 × 5,118.04
  4. Step 4: Simplify right side
    15,506.20x = 119,038,240.42
  5. Step 5: Solve for x
    x = 119,038,240.42/15,506.20
  6. Step 6: Final answer
    x = 7,676.82

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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.