Home / 18,756.12-25,873.16-12,034.24

Finding the Fourth Proportional to 18,756.12, 25,873.16 and 12,034.24

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Solution

The fourth proportional to 18,756.12, 25,873.16 and 12,034.24 is: 16,600.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,756.12 : 25,873.16 = 12,034.24 : x
  2. Step 2: Convert to fraction form
    18,756.12/25,873.16 = 12,034.24/x
  3. Step 3: Cross multiply
    18,756.12x = 25,873.16 × 12,034.24
  4. Step 4: Simplify right side
    18,756.12x = 311,363,817.00
  5. Step 5: Solve for x
    x = 311,363,817.00/18,756.12
  6. Step 6: Final answer
    x = 16,600.65

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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.