Home / 45,170.91-67,719.42-17,075.07

Finding the Fourth Proportional to 45,170.91, 67,719.42 and 17,075.07

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Solution

The fourth proportional to 45,170.91, 67,719.42 and 17,075.07 is: 25,598.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,170.91 : 67,719.42 = 17,075.07 : x
  2. Step 2: Convert to fraction form
    45,170.91/67,719.42 = 17,075.07/x
  3. Step 3: Cross multiply
    45,170.91x = 67,719.42 × 17,075.07
  4. Step 4: Simplify right side
    45,170.91x = 1,156,313,836.86
  5. Step 5: Solve for x
    x = 1,156,313,836.86/45,170.91
  6. Step 6: Final answer
    x = 25,598.64

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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.