Home / 45,409.38-68,125.59-14,244.90

Finding the Fourth Proportional to 45,409.38, 68,125.59 and 14,244.90

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Solution

The fourth proportional to 45,409.38, 68,125.59 and 14,244.90 is: 21,370.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,409.38 : 68,125.59 = 14,244.90 : x
  2. Step 2: Convert to fraction form
    45,409.38/68,125.59 = 14,244.90/x
  3. Step 3: Cross multiply
    45,409.38x = 68,125.59 × 14,244.90
  4. Step 4: Simplify right side
    45,409.38x = 970,442,216.99
  5. Step 5: Solve for x
    x = 970,442,216.99/45,409.38
  6. Step 6: Final answer
    x = 21,370.96

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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.