Home / 38,311.10-57,466.68-10,609.10

Finding the Fourth Proportional to 38,311.10, 57,466.68 and 10,609.10

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Solution

The fourth proportional to 38,311.10, 57,466.68 and 10,609.10 is: 15,913.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,311.10 : 57,466.68 = 10,609.10 : x
  2. Step 2: Convert to fraction form
    38,311.10/57,466.68 = 10,609.10/x
  3. Step 3: Cross multiply
    38,311.10x = 57,466.68 × 10,609.10
  4. Step 4: Simplify right side
    38,311.10x = 609,669,754.79
  5. Step 5: Solve for x
    x = 609,669,754.79/38,311.10
  6. Step 6: Final answer
    x = 15,913.66

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1.5x scale

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.