Home / 16,578.28-22,878.18-9,504.36

Finding the Fourth Proportional to 16,578.28, 22,878.18 and 9,504.36

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Solution

The fourth proportional to 16,578.28, 22,878.18 and 9,504.36 is: 13,116.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,578.28 : 22,878.18 = 9,504.36 : x
  2. Step 2: Convert to fraction form
    16,578.28/22,878.18 = 9,504.36/x
  3. Step 3: Cross multiply
    16,578.28x = 22,878.18 × 9,504.36
  4. Step 4: Simplify right side
    16,578.28x = 217,442,458.86
  5. Step 5: Solve for x
    x = 217,442,458.86/16,578.28
  6. Step 6: Final answer
    x = 13,116.10

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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.