Home / 45,173.16-67,770.50-15,591.25

Finding the Fourth Proportional to 45,173.16, 67,770.50 and 15,591.25

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Solution

The fourth proportional to 45,173.16, 67,770.50 and 15,591.25 is: 23,390.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,173.16 : 67,770.50 = 15,591.25 : x
  2. Step 2: Convert to fraction form
    45,173.16/67,770.50 = 15,591.25/x
  3. Step 3: Cross multiply
    45,173.16x = 67,770.50 × 15,591.25
  4. Step 4: Simplify right side
    45,173.16x = 1,056,626,808.13
  5. Step 5: Solve for x
    x = 1,056,626,808.13/45,173.16
  6. Step 6: Final answer
    x = 23,390.59

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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.