Home / 22,176.78-33,247.50-12,806.16

Finding the Fourth Proportional to 22,176.78, 33,247.50 and 12,806.16

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Solution

The fourth proportional to 22,176.78, 33,247.50 and 12,806.16 is: 19,199.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,176.78 : 33,247.50 = 12,806.16 : x
  2. Step 2: Convert to fraction form
    22,176.78/33,247.50 = 12,806.16/x
  3. Step 3: Cross multiply
    22,176.78x = 33,247.50 × 12,806.16
  4. Step 4: Simplify right side
    22,176.78x = 425,772,804.60
  5. Step 5: Solve for x
    x = 425,772,804.60/22,176.78
  6. Step 6: Final answer
    x = 19,199.04

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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.