Home / 45,153.19-67,732.67-15,166.21

Finding the Fourth Proportional to 45,153.19, 67,732.67 and 15,166.21

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Solution

The fourth proportional to 45,153.19, 67,732.67 and 15,166.21 is: 22,750.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,153.19 : 67,732.67 = 15,166.21 : x
  2. Step 2: Convert to fraction form
    45,153.19/67,732.67 = 15,166.21/x
  3. Step 3: Cross multiply
    45,153.19x = 67,732.67 × 15,166.21
  4. Step 4: Simplify right side
    45,153.19x = 1,027,247,821.25
  5. Step 5: Solve for x
    x = 1,027,247,821.25/45,153.19
  6. Step 6: Final answer
    x = 22,750.28

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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.