Home / 45,144.84-67,716.54-15,161.16

Finding the Fourth Proportional to 45,144.84, 67,716.54 and 15,161.16

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Solution

The fourth proportional to 45,144.84, 67,716.54 and 15,161.16 is: 22,741.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,144.84 : 67,716.54 = 15,161.16 : x
  2. Step 2: Convert to fraction form
    45,144.84/67,716.54 = 15,161.16/x
  3. Step 3: Cross multiply
    45,144.84x = 67,716.54 × 15,161.16
  4. Step 4: Simplify right side
    45,144.84x = 1,026,661,297.59
  5. Step 5: Solve for x
    x = 1,026,661,297.59/45,144.84
  6. Step 6: Final answer
    x = 22,741.50

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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.