Home / 45,319.50-67,968.18-17,242.74

Finding the Fourth Proportional to 45,319.50, 67,968.18 and 17,242.74

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Solution

The fourth proportional to 45,319.50, 67,968.18 and 17,242.74 is: 25,859.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,319.50 : 67,968.18 = 17,242.74 : x
  2. Step 2: Convert to fraction form
    45,319.50/67,968.18 = 17,242.74/x
  3. Step 3: Cross multiply
    45,319.50x = 67,968.18 × 17,242.74
  4. Step 4: Simplify right side
    45,319.50x = 1,171,957,656.01
  5. Step 5: Solve for x
    x = 1,171,957,656.01/45,319.50
  6. Step 6: Final answer
    x = 25,859.90

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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.