Home / 19,925.52-27,497.30-11,427.97

Finding the Fourth Proportional to 19,925.52, 27,497.30 and 11,427.97

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Solution

The fourth proportional to 19,925.52, 27,497.30 and 11,427.97 is: 15,770.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,925.52 : 27,497.30 = 11,427.97 : x
  2. Step 2: Convert to fraction form
    19,925.52/27,497.30 = 11,427.97/x
  3. Step 3: Cross multiply
    19,925.52x = 27,497.30 × 11,427.97
  4. Step 4: Simplify right side
    19,925.52x = 314,238,319.48
  5. Step 5: Solve for x
    x = 314,238,319.48/19,925.52
  6. Step 6: Final answer
    x = 15,770.65

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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.