Home / 13,043.66-17,972.08-8,844.62

Finding the Fourth Proportional to 13,043.66, 17,972.08 and 8,844.62

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Solution

The fourth proportional to 13,043.66, 17,972.08 and 8,844.62 is: 12,186.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,043.66 : 17,972.08 = 8,844.62 : x
  2. Step 2: Convert to fraction form
    13,043.66/17,972.08 = 8,844.62/x
  3. Step 3: Cross multiply
    13,043.66x = 17,972.08 × 8,844.62
  4. Step 4: Simplify right side
    13,043.66x = 158,956,106.24
  5. Step 5: Solve for x
    x = 158,956,106.24/13,043.66
  6. Step 6: Final answer
    x = 12,186.47

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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.