Home / 16,657.24-22,983.60-9,940.72

Finding the Fourth Proportional to 16,657.24, 22,983.60 and 9,940.72

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Solution

The fourth proportional to 16,657.24, 22,983.60 and 9,940.72 is: 13,716.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,657.24 : 22,983.60 = 9,940.72 : x
  2. Step 2: Convert to fraction form
    16,657.24/22,983.60 = 9,940.72/x
  3. Step 3: Cross multiply
    16,657.24x = 22,983.60 × 9,940.72
  4. Step 4: Simplify right side
    16,657.24x = 228,473,532.19
  5. Step 5: Solve for x
    x = 228,473,532.19/16,657.24
  6. Step 6: Final answer
    x = 13,716.17

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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.