Home / 18,757.12-25,874.54-12,035.24

Finding the Fourth Proportional to 18,757.12, 25,874.54 and 12,035.24

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Solution

The fourth proportional to 18,757.12, 25,874.54 and 12,035.24 is: 16,602.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,757.12 : 25,874.54 = 12,035.24 : x
  2. Step 2: Convert to fraction form
    18,757.12/25,874.54 = 12,035.24/x
  3. Step 3: Cross multiply
    18,757.12x = 25,874.54 × 12,035.24
  4. Step 4: Simplify right side
    18,757.12x = 311,406,298.79
  5. Step 5: Solve for x
    x = 311,406,298.79/18,757.12
  6. Step 6: Final answer
    x = 16,602.03

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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.