Home / 16,187.87-22,339.65-9,018.27

Finding the Fourth Proportional to 16,187.87, 22,339.65 and 9,018.27

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Solution

The fourth proportional to 16,187.87, 22,339.65 and 9,018.27 is: 12,445.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,187.87 : 22,339.65 = 9,018.27 : x
  2. Step 2: Convert to fraction form
    16,187.87/22,339.65 = 9,018.27/x
  3. Step 3: Cross multiply
    16,187.87x = 22,339.65 × 9,018.27
  4. Step 4: Simplify right side
    16,187.87x = 201,464,995.41
  5. Step 5: Solve for x
    x = 201,464,995.41/16,187.87
  6. Step 6: Final answer
    x = 12,445.43

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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.