Home / 28,235.00-38,963.88-16,298.08

Finding the Fourth Proportional to 28,235.00, 38,963.88 and 16,298.08

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Solution

The fourth proportional to 28,235.00, 38,963.88 and 16,298.08 is: 22,491.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,235.00 : 38,963.88 = 16,298.08 : x
  2. Step 2: Convert to fraction form
    28,235.00/38,963.88 = 16,298.08/x
  3. Step 3: Cross multiply
    28,235.00x = 38,963.88 × 16,298.08
  4. Step 4: Simplify right side
    28,235.00x = 635,036,335.94
  5. Step 5: Solve for x
    x = 635,036,335.94/28,235.00
  6. Step 6: Final answer
    x = 22,491.11

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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.