Home / 16,889.02-23,306.84-9,335.36

Finding the Fourth Proportional to 16,889.02, 23,306.84 and 9,335.36

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Solution

The fourth proportional to 16,889.02, 23,306.84 and 9,335.36 is: 12,882.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,889.02 : 23,306.84 = 9,335.36 : x
  2. Step 2: Convert to fraction form
    16,889.02/23,306.84 = 9,335.36/x
  3. Step 3: Cross multiply
    16,889.02x = 23,306.84 × 9,335.36
  4. Step 4: Simplify right side
    16,889.02x = 217,577,703.28
  5. Step 5: Solve for x
    x = 217,577,703.28/16,889.02
  6. Step 6: Final answer
    x = 12,882.79

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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.