Home / 16,319.40-24,467.64-7,880.76

Finding the Fourth Proportional to 16,319.40, 24,467.64 and 7,880.76

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Solution

The fourth proportional to 16,319.40, 24,467.64 and 7,880.76 is: 11,815.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,319.40 : 24,467.64 = 7,880.76 : x
  2. Step 2: Convert to fraction form
    16,319.40/24,467.64 = 7,880.76/x
  3. Step 3: Cross multiply
    16,319.40x = 24,467.64 × 7,880.76
  4. Step 4: Simplify right side
    16,319.40x = 192,823,598.61
  5. Step 5: Solve for x
    x = 192,823,598.61/16,319.40
  6. Step 6: Final answer
    x = 11,815.61

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1.5x scale

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.