Home / 19,892.08-29,655.14-18,958.96

Finding the Fourth Proportional to 19,892.08, 29,655.14 and 18,958.96

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Solution

The fourth proportional to 19,892.08, 29,655.14 and 18,958.96 is: 28,264.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,892.08 : 29,655.14 = 18,958.96 : x
  2. Step 2: Convert to fraction form
    19,892.08/29,655.14 = 18,958.96/x
  3. Step 3: Cross multiply
    19,892.08x = 29,655.14 × 18,958.96
  4. Step 4: Simplify right side
    19,892.08x = 562,230,613.05
  5. Step 5: Solve for x
    x = 562,230,613.05/19,892.08
  6. Step 6: Final answer
    x = 28,264.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.