Home / 40,148.82-60,178.12-19,071.62

Finding the Fourth Proportional to 40,148.82, 60,178.12 and 19,071.62

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Solution

The fourth proportional to 40,148.82, 60,178.12 and 19,071.62 is: 28,586.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,148.82 : 60,178.12 = 19,071.62 : x
  2. Step 2: Convert to fraction form
    40,148.82/60,178.12 = 19,071.62/x
  3. Step 3: Cross multiply
    40,148.82x = 60,178.12 × 19,071.62
  4. Step 4: Simplify right side
    40,148.82x = 1,147,694,236.95
  5. Step 5: Solve for x
    x = 1,147,694,236.95/40,148.82
  6. Step 6: Final answer
    x = 28,586.00

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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.