Home / 45,440.06-68,191.22-15,857.89

Finding the Fourth Proportional to 45,440.06, 68,191.22 and 15,857.89

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Solution

The fourth proportional to 45,440.06, 68,191.22 and 15,857.89 is: 23,797.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,440.06 : 68,191.22 = 15,857.89 : x
  2. Step 2: Convert to fraction form
    45,440.06/68,191.22 = 15,857.89/x
  3. Step 3: Cross multiply
    45,440.06x = 68,191.22 × 15,857.89
  4. Step 4: Simplify right side
    45,440.06x = 1,081,368,734.89
  5. Step 5: Solve for x
    x = 1,081,368,734.89/45,440.06
  6. Step 6: Final answer
    x = 23,797.70

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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.