Home / 51,902.10-77,853.15-16,845.30

Finding the Fourth Proportional to 51,902.10, 77,853.15 and 16,845.30

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Solution

The fourth proportional to 51,902.10, 77,853.15 and 16,845.30 is: 25,267.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,902.10 : 77,853.15 = 16,845.30 : x
  2. Step 2: Convert to fraction form
    51,902.10/77,853.15 = 16,845.30/x
  3. Step 3: Cross multiply
    51,902.10x = 77,853.15 × 16,845.30
  4. Step 4: Simplify right side
    51,902.10x = 1,311,459,667.70
  5. Step 5: Solve for x
    x = 1,311,459,667.70/51,902.10
  6. Step 6: Final answer
    x = 25,267.95

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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.