Home / 31,174.07-43,034.90-19,244.39

Finding the Fourth Proportional to 31,174.07, 43,034.90 and 19,244.39

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Solution

The fourth proportional to 31,174.07, 43,034.90 and 19,244.39 is: 26,566.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,174.07 : 43,034.90 = 19,244.39 : x
  2. Step 2: Convert to fraction form
    31,174.07/43,034.90 = 19,244.39/x
  3. Step 3: Cross multiply
    31,174.07x = 43,034.90 × 19,244.39
  4. Step 4: Simplify right side
    31,174.07x = 828,180,087.81
  5. Step 5: Solve for x
    x = 828,180,087.81/31,174.07
  6. Step 6: Final answer
    x = 26,566.32

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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.