Home / 16,663.19-22,980.31-10,994.00

Finding the Fourth Proportional to 16,663.19, 22,980.31 and 10,994.00

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Solution

The fourth proportional to 16,663.19, 22,980.31 and 10,994.00 is: 15,161.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,663.19 : 22,980.31 = 10,994.00 : x
  2. Step 2: Convert to fraction form
    16,663.19/22,980.31 = 10,994.00/x
  3. Step 3: Cross multiply
    16,663.19x = 22,980.31 × 10,994.00
  4. Step 4: Simplify right side
    16,663.19x = 252,645,385.75
  5. Step 5: Solve for x
    x = 252,645,385.75/16,663.19
  6. Step 6: Final answer
    x = 15,161.89

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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.