Home / 10,030.62-15,029.46-4,475.64

Finding the Fourth Proportional to 10,030.62, 15,029.46 and 4,475.64

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Solution

The fourth proportional to 10,030.62, 15,029.46 and 4,475.64 is: 6,706.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,030.62 : 15,029.46 = 4,475.64 : x
  2. Step 2: Convert to fraction form
    10,030.62/15,029.46 = 4,475.64/x
  3. Step 3: Cross multiply
    10,030.62x = 15,029.46 × 4,475.64
  4. Step 4: Simplify right side
    10,030.62x = 67,266,452.35
  5. Step 5: Solve for x
    x = 67,266,452.35/10,030.62
  6. Step 6: Final answer
    x = 6,706.11

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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.