Home / 40,303.12-60,362.49-19,257.96

Finding the Fourth Proportional to 40,303.12, 60,362.49 and 19,257.96

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Solution

The fourth proportional to 40,303.12, 60,362.49 and 19,257.96 is: 28,842.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,303.12 : 60,362.49 = 19,257.96 : x
  2. Step 2: Convert to fraction form
    40,303.12/60,362.49 = 19,257.96/x
  3. Step 3: Cross multiply
    40,303.12x = 60,362.49 × 19,257.96
  4. Step 4: Simplify right side
    40,303.12x = 1,162,458,019.82
  5. Step 5: Solve for x
    x = 1,162,458,019.82/40,303.12
  6. Step 6: Final answer
    x = 28,842.88

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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.