Home / 13,255.66-19,883.48-6,230.51

Finding the Fourth Proportional to 13,255.66, 19,883.48 and 6,230.51

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Solution

The fourth proportional to 13,255.66, 19,883.48 and 6,230.51 is: 9,345.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,255.66 : 19,883.48 = 6,230.51 : x
  2. Step 2: Convert to fraction form
    13,255.66/19,883.48 = 6,230.51/x
  3. Step 3: Cross multiply
    13,255.66x = 19,883.48 × 6,230.51
  4. Step 4: Simplify right side
    13,255.66x = 123,884,189.82
  5. Step 5: Solve for x
    x = 123,884,189.82/13,255.66
  6. Step 6: Final answer
    x = 9,345.76

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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.