Home / 45,875.15-68,796.20-15,881.24

Finding the Fourth Proportional to 45,875.15, 68,796.20 and 15,881.24

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Solution

The fourth proportional to 45,875.15, 68,796.20 and 15,881.24 is: 23,816.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,875.15 : 68,796.20 = 15,881.24 : x
  2. Step 2: Convert to fraction form
    45,875.15/68,796.20 = 15,881.24/x
  3. Step 3: Cross multiply
    45,875.15x = 68,796.20 × 15,881.24
  4. Step 4: Simplify right side
    45,875.15x = 1,092,568,659.01
  5. Step 5: Solve for x
    x = 1,092,568,659.01/45,875.15
  6. Step 6: Final answer
    x = 23,816.14

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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.