Home / 16,665.84-22,999.23-9,950.22

Finding the Fourth Proportional to 16,665.84, 22,999.23 and 9,950.22

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Solution

The fourth proportional to 16,665.84, 22,999.23 and 9,950.22 is: 13,731.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,665.84 : 22,999.23 = 9,950.22 : x
  2. Step 2: Convert to fraction form
    16,665.84/22,999.23 = 9,950.22/x
  3. Step 3: Cross multiply
    16,665.84x = 22,999.23 × 9,950.22
  4. Step 4: Simplify right side
    16,665.84x = 228,847,233.58
  5. Step 5: Solve for x
    x = 228,847,233.58/16,665.84
  6. Step 6: Final answer
    x = 13,731.52

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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.