Home / 13,046.36-19,565.43-4,279.23

Finding the Fourth Proportional to 13,046.36, 19,565.43 and 4,279.23

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Solution

The fourth proportional to 13,046.36, 19,565.43 and 4,279.23 is: 6,417.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,046.36 : 19,565.43 = 4,279.23 : x
  2. Step 2: Convert to fraction form
    13,046.36/19,565.43 = 4,279.23/x
  3. Step 3: Cross multiply
    13,046.36x = 19,565.43 × 4,279.23
  4. Step 4: Simplify right side
    13,046.36x = 83,724,958.97
  5. Step 5: Solve for x
    x = 83,724,958.97/13,046.36
  6. Step 6: Final answer
    x = 6,417.50

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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.