Home / 23,269.20-34,903.80-13,427.70

Finding the Fourth Proportional to 23,269.20, 34,903.80 and 13,427.70

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Solution

The fourth proportional to 23,269.20, 34,903.80 and 13,427.70 is: 20,141.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,269.20 : 34,903.80 = 13,427.70 : x
  2. Step 2: Convert to fraction form
    23,269.20/34,903.80 = 13,427.70/x
  3. Step 3: Cross multiply
    23,269.20x = 34,903.80 × 13,427.70
  4. Step 4: Simplify right side
    23,269.20x = 468,677,755.26
  5. Step 5: Solve for x
    x = 468,677,755.26/23,269.20
  6. Step 6: Final answer
    x = 20,141.55

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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.