Home / 19,353.86-26,694.12-12,176.84

Finding the Fourth Proportional to 19,353.86, 26,694.12 and 12,176.84

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Solution

The fourth proportional to 19,353.86, 26,694.12 and 12,176.84 is: 16,795.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,353.86 : 26,694.12 = 12,176.84 : x
  2. Step 2: Convert to fraction form
    19,353.86/26,694.12 = 12,176.84/x
  3. Step 3: Cross multiply
    19,353.86x = 26,694.12 × 12,176.84
  4. Step 4: Simplify right side
    19,353.86x = 325,050,028.18
  5. Step 5: Solve for x
    x = 325,050,028.18/19,353.86
  6. Step 6: Final answer
    x = 16,795.10

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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.