Home / 27,134.95-37,439.47-15,653.38

Finding the Fourth Proportional to 27,134.95, 37,439.47 and 15,653.38

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Solution

The fourth proportional to 27,134.95, 37,439.47 and 15,653.38 is: 21,597.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,134.95 : 37,439.47 = 15,653.38 : x
  2. Step 2: Convert to fraction form
    27,134.95/37,439.47 = 15,653.38/x
  3. Step 3: Cross multiply
    27,134.95x = 37,439.47 × 15,653.38
  4. Step 4: Simplify right side
    27,134.95x = 586,054,053.73
  5. Step 5: Solve for x
    x = 586,054,053.73/27,134.95
  6. Step 6: Final answer
    x = 21,597.76

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Half scale
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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.