Home / 45,316.44-67,969.13-23,145.80

Finding the Fourth Proportional to 45,316.44, 67,969.13 and 23,145.80

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Solution

The fourth proportional to 45,316.44, 67,969.13 and 23,145.80 is: 34,715.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,316.44 : 67,969.13 = 23,145.80 : x
  2. Step 2: Convert to fraction form
    45,316.44/67,969.13 = 23,145.80/x
  3. Step 3: Cross multiply
    45,316.44x = 67,969.13 × 23,145.80
  4. Step 4: Simplify right side
    45,316.44x = 1,573,199,433.58
  5. Step 5: Solve for x
    x = 1,573,199,433.58/45,316.44
  6. Step 6: Final answer
    x = 34,715.87

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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.