Home / 18,697.07-25,801.85-10,199.05

Finding the Fourth Proportional to 18,697.07, 25,801.85 and 10,199.05

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Solution

The fourth proportional to 18,697.07, 25,801.85 and 10,199.05 is: 14,074.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,697.07 : 25,801.85 = 10,199.05 : x
  2. Step 2: Convert to fraction form
    18,697.07/25,801.85 = 10,199.05/x
  3. Step 3: Cross multiply
    18,697.07x = 25,801.85 × 10,199.05
  4. Step 4: Simplify right side
    18,697.07x = 263,154,358.24
  5. Step 5: Solve for x
    x = 263,154,358.24/18,697.07
  6. Step 6: Final answer
    x = 14,074.63

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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.