Home / 45,419.50-68,131.75-17,341.84

Finding the Fourth Proportional to 45,419.50, 68,131.75 and 17,341.84

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Solution

The fourth proportional to 45,419.50, 68,131.75 and 17,341.84 is: 26,013.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,419.50 : 68,131.75 = 17,341.84 : x
  2. Step 2: Convert to fraction form
    45,419.50/68,131.75 = 17,341.84/x
  3. Step 3: Cross multiply
    45,419.50x = 68,131.75 × 17,341.84
  4. Step 4: Simplify right side
    45,419.50x = 1,181,529,907.42
  5. Step 5: Solve for x
    x = 1,181,529,907.42/45,419.50
  6. Step 6: Final answer
    x = 26,013.71

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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.