Home / 15,359.80-23,040.06-5,499.76

Finding the Fourth Proportional to 15,359.80, 23,040.06 and 5,499.76

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Solution

The fourth proportional to 15,359.80, 23,040.06 and 5,499.76 is: 8,249.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,359.80 : 23,040.06 = 5,499.76 : x
  2. Step 2: Convert to fraction form
    15,359.80/23,040.06 = 5,499.76/x
  3. Step 3: Cross multiply
    15,359.80x = 23,040.06 × 5,499.76
  4. Step 4: Simplify right side
    15,359.80x = 126,714,800.39
  5. Step 5: Solve for x
    x = 126,714,800.39/15,359.80
  6. Step 6: Final answer
    x = 8,249.77

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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.