Home / 15,767.08-23,618.93-7,845.68

Finding the Fourth Proportional to 15,767.08, 23,618.93 and 7,845.68

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Solution

The fourth proportional to 15,767.08, 23,618.93 and 7,845.68 is: 11,752.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,767.08 : 23,618.93 = 7,845.68 : x
  2. Step 2: Convert to fraction form
    15,767.08/23,618.93 = 7,845.68/x
  3. Step 3: Cross multiply
    15,767.08x = 23,618.93 × 7,845.68
  4. Step 4: Simplify right side
    15,767.08x = 185,306,586.54
  5. Step 5: Solve for x
    x = 185,306,586.54/15,767.08
  6. Step 6: Final answer
    x = 11,752.75

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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.