Home / 40,018.32-60,014.76-16,639

Finding the Fourth Proportional to 40,018.32, 60,014.76 and 16,639

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Solution

The fourth proportional to 40,018.32, 60,014.76 and 16,639 is: 24,953.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,018.32 : 60,014.76 = 16,639 : x
  2. Step 2: Convert to fraction form
    40,018.32/60,014.76 = 16,639/x
  3. Step 3: Cross multiply
    40,018.32x = 60,014.76 × 16,639
  4. Step 4: Simplify right side
    40,018.32x = 998,585,591.64
  5. Step 5: Solve for x
    x = 998,585,591.64/40,018.32
  6. Step 6: Final answer
    x = 24,953.21

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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.