Home / 40,435.48-60,628.52-19,381.96

Finding the Fourth Proportional to 40,435.48, 60,628.52 and 19,381.96

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Solution

The fourth proportional to 40,435.48, 60,628.52 and 19,381.96 is: 29,061.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,435.48 : 60,628.52 = 19,381.96 : x
  2. Step 2: Convert to fraction form
    40,435.48/60,628.52 = 19,381.96/x
  3. Step 3: Cross multiply
    40,435.48x = 60,628.52 × 19,381.96
  4. Step 4: Simplify right side
    40,435.48x = 1,175,099,549.50
  5. Step 5: Solve for x
    x = 1,175,099,549.50/40,435.48
  6. Step 6: Final answer
    x = 29,061.10

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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.