Home / 14,867.05-20,516.47-8,152.50

Finding the Fourth Proportional to 14,867.05, 20,516.47 and 8,152.50

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Solution

The fourth proportional to 14,867.05, 20,516.47 and 8,152.50 is: 11,250.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,867.05 : 20,516.47 = 8,152.50 : x
  2. Step 2: Convert to fraction form
    14,867.05/20,516.47 = 8,152.50/x
  3. Step 3: Cross multiply
    14,867.05x = 20,516.47 × 8,152.50
  4. Step 4: Simplify right side
    14,867.05x = 167,260,521.68
  5. Step 5: Solve for x
    x = 167,260,521.68/14,867.05
  6. Step 6: Final answer
    x = 11,250.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.