Home / 40,464.32-60,673.28-12,376.56

Finding the Fourth Proportional to 40,464.32, 60,673.28 and 12,376.56

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Solution

The fourth proportional to 40,464.32, 60,673.28 and 12,376.56 is: 18,557.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,464.32 : 60,673.28 = 12,376.56 : x
  2. Step 2: Convert to fraction form
    40,464.32/60,673.28 = 12,376.56/x
  3. Step 3: Cross multiply
    40,464.32x = 60,673.28 × 12,376.56
  4. Step 4: Simplify right side
    40,464.32x = 750,926,490.32
  5. Step 5: Solve for x
    x = 750,926,490.32/40,464.32
  6. Step 6: Final answer
    x = 18,557.74

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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.