Home / 12,795.08-19,167.12-10,167.02

Finding the Fourth Proportional to 12,795.08, 19,167.12 and 10,167.02

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Solution

The fourth proportional to 12,795.08, 19,167.12 and 10,167.02 is: 15,230.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,795.08 : 19,167.12 = 10,167.02 : x
  2. Step 2: Convert to fraction form
    12,795.08/19,167.12 = 10,167.02/x
  3. Step 3: Cross multiply
    12,795.08x = 19,167.12 × 10,167.02
  4. Step 4: Simplify right side
    12,795.08x = 194,872,492.38
  5. Step 5: Solve for x
    x = 194,872,492.38/12,795.08
  6. Step 6: Final answer
    x = 15,230.27

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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.