Home / 27,886.58-38,463.36-17,674.10

Finding the Fourth Proportional to 27,886.58, 38,463.36 and 17,674.10

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Solution

The fourth proportional to 27,886.58, 38,463.36 and 17,674.10 is: 24,377.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,886.58 : 38,463.36 = 17,674.10 : x
  2. Step 2: Convert to fraction form
    27,886.58/38,463.36 = 17,674.10/x
  3. Step 3: Cross multiply
    27,886.58x = 38,463.36 × 17,674.10
  4. Step 4: Simplify right side
    27,886.58x = 679,805,270.98
  5. Step 5: Solve for x
    x = 679,805,270.98/27,886.58
  6. Step 6: Final answer
    x = 24,377.51

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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.