Home / 40,424.11-60,632.30-19,071.86

Finding the Fourth Proportional to 40,424.11, 60,632.30 and 19,071.86

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Solution

The fourth proportional to 40,424.11, 60,632.30 and 19,071.86 is: 28,605.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,424.11 : 60,632.30 = 19,071.86 : x
  2. Step 2: Convert to fraction form
    40,424.11/60,632.30 = 19,071.86/x
  3. Step 3: Cross multiply
    40,424.11x = 60,632.30 × 19,071.86
  4. Step 4: Simplify right side
    40,424.11x = 1,156,370,374.32
  5. Step 5: Solve for x
    x = 1,156,370,374.32/40,424.11
  6. Step 6: Final answer
    x = 28,605.96

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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.