Home / 16,331.40-22,537.94-9,258.44

Finding the Fourth Proportional to 16,331.40, 22,537.94 and 9,258.44

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Solution

The fourth proportional to 16,331.40, 22,537.94 and 9,258.44 is: 12,776.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,331.40 : 22,537.94 = 9,258.44 : x
  2. Step 2: Convert to fraction form
    16,331.40/22,537.94 = 9,258.44/x
  3. Step 3: Cross multiply
    16,331.40x = 22,537.94 × 9,258.44
  4. Step 4: Simplify right side
    16,331.40x = 208,666,165.21
  5. Step 5: Solve for x
    x = 208,666,165.21/16,331.40
  6. Step 6: Final answer
    x = 12,776.99

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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.