Home / 45,447.06-68,201.73-15,864.90

Finding the Fourth Proportional to 45,447.06, 68,201.73 and 15,864.90

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Solution

The fourth proportional to 45,447.06, 68,201.73 and 15,864.90 is: 23,808.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,447.06 : 68,201.73 = 15,864.90 : x
  2. Step 2: Convert to fraction form
    45,447.06/68,201.73 = 15,864.90/x
  3. Step 3: Cross multiply
    45,447.06x = 68,201.73 × 15,864.90
  4. Step 4: Simplify right side
    45,447.06x = 1,082,013,626.28
  5. Step 5: Solve for x
    x = 1,082,013,626.28/45,447.06
  6. Step 6: Final answer
    x = 23,808.22

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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.