Home / 17,818.14-26,731.53-5,338.14

Finding the Fourth Proportional to 17,818.14, 26,731.53 and 5,338.14

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Solution

The fourth proportional to 17,818.14, 26,731.53 and 5,338.14 is: 8,008.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,818.14 : 26,731.53 = 5,338.14 : x
  2. Step 2: Convert to fraction form
    17,818.14/26,731.53 = 5,338.14/x
  3. Step 3: Cross multiply
    17,818.14x = 26,731.53 × 5,338.14
  4. Step 4: Simplify right side
    17,818.14x = 142,696,649.55
  5. Step 5: Solve for x
    x = 142,696,649.55/17,818.14
  6. Step 6: Final answer
    x = 8,008.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.