Home / 16,316.16-24,458.88-8,515.84

Finding the Fourth Proportional to 16,316.16, 24,458.88 and 8,515.84

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Solution

The fourth proportional to 16,316.16, 24,458.88 and 8,515.84 is: 12,765.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,316.16 : 24,458.88 = 8,515.84 : x
  2. Step 2: Convert to fraction form
    16,316.16/24,458.88 = 8,515.84/x
  3. Step 3: Cross multiply
    16,316.16x = 24,458.88 × 8,515.84
  4. Step 4: Simplify right side
    16,316.16x = 208,287,908.66
  5. Step 5: Solve for x
    x = 208,287,908.66/16,316.16
  6. Step 6: Final answer
    x = 12,765.74

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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.