Home / 27,899.58-38,497.10-17,836.95

Finding the Fourth Proportional to 27,899.58, 38,497.10 and 17,836.95

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Solution

The fourth proportional to 27,899.58, 38,497.10 and 17,836.95 is: 24,612.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,899.58 : 38,497.10 = 17,836.95 : x
  2. Step 2: Convert to fraction form
    27,899.58/38,497.10 = 17,836.95/x
  3. Step 3: Cross multiply
    27,899.58x = 38,497.10 × 17,836.95
  4. Step 4: Simplify right side
    27,899.58x = 686,670,758.66
  5. Step 5: Solve for x
    x = 686,670,758.66/27,899.58
  6. Step 6: Final answer
    x = 24,612.23

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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.