Home / 28,702.20-43,057.60-10,232.76

Finding the Fourth Proportional to 28,702.20, 43,057.60 and 10,232.76

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Solution

The fourth proportional to 28,702.20, 43,057.60 and 10,232.76 is: 15,350.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,702.20 : 43,057.60 = 10,232.76 : x
  2. Step 2: Convert to fraction form
    28,702.20/43,057.60 = 10,232.76/x
  3. Step 3: Cross multiply
    28,702.20x = 43,057.60 × 10,232.76
  4. Step 4: Simplify right side
    28,702.20x = 440,598,086.98
  5. Step 5: Solve for x
    x = 440,598,086.98/28,702.20
  6. Step 6: Final answer
    x = 15,350.67

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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.