Home / 19,759.18-27,267.61-10,684.48

Finding the Fourth Proportional to 19,759.18, 27,267.61 and 10,684.48

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Solution

The fourth proportional to 19,759.18, 27,267.61 and 10,684.48 is: 14,744.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,759.18 : 27,267.61 = 10,684.48 : x
  2. Step 2: Convert to fraction form
    19,759.18/27,267.61 = 10,684.48/x
  3. Step 3: Cross multiply
    19,759.18x = 27,267.61 × 10,684.48
  4. Step 4: Simplify right side
    19,759.18x = 291,340,043.93
  5. Step 5: Solve for x
    x = 291,340,043.93/19,759.18
  6. Step 6: Final answer
    x = 14,744.54

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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.