Home / 19,711.91-27,202.55-10,759.63

Finding the Fourth Proportional to 19,711.91, 27,202.55 and 10,759.63

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Solution

The fourth proportional to 19,711.91, 27,202.55 and 10,759.63 is: 14,848.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,711.91 : 27,202.55 = 10,759.63 : x
  2. Step 2: Convert to fraction form
    19,711.91/27,202.55 = 10,759.63/x
  3. Step 3: Cross multiply
    19,711.91x = 27,202.55 × 10,759.63
  4. Step 4: Simplify right side
    19,711.91x = 292,689,373.06
  5. Step 5: Solve for x
    x = 292,689,373.06/19,711.91
  6. Step 6: Final answer
    x = 14,848.35

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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.