Home / 48,478.42-72,716.64-26,432.11

Finding the Fourth Proportional to 48,478.42, 72,716.64 and 26,432.11

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Solution

The fourth proportional to 48,478.42, 72,716.64 and 26,432.11 is: 39,647.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,478.42 : 72,716.64 = 26,432.11 : x
  2. Step 2: Convert to fraction form
    48,478.42/72,716.64 = 26,432.11/x
  3. Step 3: Cross multiply
    48,478.42x = 72,716.64 × 26,432.11
  4. Step 4: Simplify right side
    48,478.42x = 1,922,054,227.31
  5. Step 5: Solve for x
    x = 1,922,054,227.31/48,478.42
  6. Step 6: Final answer
    x = 39,647.63

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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.