Home / 10,364.27-15,550.99-5,432.73

Finding the Fourth Proportional to 10,364.27, 15,550.99 and 5,432.73

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Solution

The fourth proportional to 10,364.27, 15,550.99 and 5,432.73 is: 8,151.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,364.27 : 15,550.99 = 5,432.73 : x
  2. Step 2: Convert to fraction form
    10,364.27/15,550.99 = 5,432.73/x
  3. Step 3: Cross multiply
    10,364.27x = 15,550.99 × 5,432.73
  4. Step 4: Simplify right side
    10,364.27x = 84,484,316.32
  5. Step 5: Solve for x
    x = 84,484,316.32/10,364.27
  6. Step 6: Final answer
    x = 8,151.50

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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.