Home / 38,000.53-57,017.19-20,466.85

Finding the Fourth Proportional to 38,000.53, 57,017.19 and 20,466.85

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Solution

The fourth proportional to 38,000.53, 57,017.19 and 20,466.85 is: 30,709.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,000.53 : 57,017.19 = 20,466.85 : x
  2. Step 2: Convert to fraction form
    38,000.53/57,017.19 = 20,466.85/x
  3. Step 3: Cross multiply
    38,000.53x = 57,017.19 × 20,466.85
  4. Step 4: Simplify right side
    38,000.53x = 1,166,962,275.15
  5. Step 5: Solve for x
    x = 1,166,962,275.15/38,000.53
  6. Step 6: Final answer
    x = 30,709.11

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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.