Home / 19,759.16-27,267.08-10,806.47

Finding the Fourth Proportional to 19,759.16, 27,267.08 and 10,806.47

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Solution

The fourth proportional to 19,759.16, 27,267.08 and 10,806.47 is: 14,912.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,759.16 : 27,267.08 = 10,806.47 : x
  2. Step 2: Convert to fraction form
    19,759.16/27,267.08 = 10,806.47/x
  3. Step 3: Cross multiply
    19,759.16x = 27,267.08 × 10,806.47
  4. Step 4: Simplify right side
    19,759.16x = 294,660,854.68
  5. Step 5: Solve for x
    x = 294,660,854.68/19,759.16
  6. Step 6: Final answer
    x = 14,912.62

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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.