Home / 16,895.96-25,335.06-9,878.36

Finding the Fourth Proportional to 16,895.96, 25,335.06 and 9,878.36

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Solution

The fourth proportional to 16,895.96, 25,335.06 and 9,878.36 is: 14,812.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,895.96 : 25,335.06 = 9,878.36 : x
  2. Step 2: Convert to fraction form
    16,895.96/25,335.06 = 9,878.36/x
  3. Step 3: Cross multiply
    16,895.96x = 25,335.06 × 9,878.36
  4. Step 4: Simplify right side
    16,895.96x = 250,268,843.30
  5. Step 5: Solve for x
    x = 250,268,843.30/16,895.96
  6. Step 6: Final answer
    x = 14,812.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.