Home / 17,236.86-25,851.24-10,987.71

Finding the Fourth Proportional to 17,236.86, 25,851.24 and 10,987.71

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Solution

The fourth proportional to 17,236.86, 25,851.24 and 10,987.71 is: 16,478.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,236.86 : 25,851.24 = 10,987.71 : x
  2. Step 2: Convert to fraction form
    17,236.86/25,851.24 = 10,987.71/x
  3. Step 3: Cross multiply
    17,236.86x = 25,851.24 × 10,987.71
  4. Step 4: Simplify right side
    17,236.86x = 284,045,928.26
  5. Step 5: Solve for x
    x = 284,045,928.26/17,236.86
  6. Step 6: Final answer
    x = 16,478.98

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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.