Home / 45,131.90-67,709.60-17,052.17

Finding the Fourth Proportional to 45,131.90, 67,709.60 and 17,052.17

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Solution

The fourth proportional to 45,131.90, 67,709.60 and 17,052.17 is: 25,582.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,131.90 : 67,709.60 = 17,052.17 : x
  2. Step 2: Convert to fraction form
    45,131.90/67,709.60 = 17,052.17/x
  3. Step 3: Cross multiply
    45,131.90x = 67,709.60 × 17,052.17
  4. Step 4: Simplify right side
    45,131.90x = 1,154,595,609.83
  5. Step 5: Solve for x
    x = 1,154,595,609.83/45,131.90
  6. Step 6: Final answer
    x = 25,582.69

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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.