Home / 40,732.58-61,019.32-19,354.88

Finding the Fourth Proportional to 40,732.58, 61,019.32 and 19,354.88

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Solution

The fourth proportional to 40,732.58, 61,019.32 and 19,354.88 is: 28,994.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,732.58 : 61,019.32 = 19,354.88 : x
  2. Step 2: Convert to fraction form
    40,732.58/61,019.32 = 19,354.88/x
  3. Step 3: Cross multiply
    40,732.58x = 61,019.32 × 19,354.88
  4. Step 4: Simplify right side
    40,732.58x = 1,181,021,616.28
  5. Step 5: Solve for x
    x = 1,181,021,616.28/40,732.58
  6. Step 6: Final answer
    x = 28,994.52

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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.