Home / 16,887.54-23,307.70-9,818.06

Finding the Fourth Proportional to 16,887.54, 23,307.70 and 9,818.06

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Solution

The fourth proportional to 16,887.54, 23,307.70 and 9,818.06 is: 13,550.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,887.54 : 23,307.70 = 9,818.06 : x
  2. Step 2: Convert to fraction form
    16,887.54/23,307.70 = 9,818.06/x
  3. Step 3: Cross multiply
    16,887.54x = 23,307.70 × 9,818.06
  4. Step 4: Simplify right side
    16,887.54x = 228,836,397.06
  5. Step 5: Solve for x
    x = 228,836,397.06/16,887.54
  6. Step 6: Final answer
    x = 13,550.61

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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.