Home / 13,048.56-17,995.40-10,249.20

Finding the Fourth Proportional to 13,048.56, 17,995.40 and 10,249.20

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Solution

The fourth proportional to 13,048.56, 17,995.40 and 10,249.20 is: 14,134.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,048.56 : 17,995.40 = 10,249.20 : x
  2. Step 2: Convert to fraction form
    13,048.56/17,995.40 = 10,249.20/x
  3. Step 3: Cross multiply
    13,048.56x = 17,995.40 × 10,249.20
  4. Step 4: Simplify right side
    13,048.56x = 184,438,453.68
  5. Step 5: Solve for x
    x = 184,438,453.68/13,048.56
  6. Step 6: Final answer
    x = 14,134.77

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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.