Home / 16,662.40-22,999.36-9,952.96

Finding the Fourth Proportional to 16,662.40, 22,999.36 and 9,952.96

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Solution

The fourth proportional to 16,662.40, 22,999.36 and 9,952.96 is: 13,738.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,662.40 : 22,999.36 = 9,952.96 : x
  2. Step 2: Convert to fraction form
    16,662.40/22,999.36 = 9,952.96/x
  3. Step 3: Cross multiply
    16,662.40x = 22,999.36 × 9,952.96
  4. Step 4: Simplify right side
    16,662.40x = 228,911,710.11
  5. Step 5: Solve for x
    x = 228,911,710.11/16,662.40
  6. Step 6: Final answer
    x = 13,738.22

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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.