Home / 13,248.23-19,879.29-5,857.79

Finding the Fourth Proportional to 13,248.23, 19,879.29 and 5,857.79

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Solution

The fourth proportional to 13,248.23, 19,879.29 and 5,857.79 is: 8,789.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,248.23 : 19,879.29 = 5,857.79 : x
  2. Step 2: Convert to fraction form
    13,248.23/19,879.29 = 5,857.79/x
  3. Step 3: Cross multiply
    13,248.23x = 19,879.29 × 5,857.79
  4. Step 4: Simplify right side
    13,248.23x = 116,448,606.77
  5. Step 5: Solve for x
    x = 116,448,606.77/13,248.23
  6. Step 6: Final answer
    x = 8,789.75

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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.