Home / 31,244.78-43,117.80-17,097.63

Finding the Fourth Proportional to 31,244.78, 43,117.80 and 17,097.63

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Solution

The fourth proportional to 31,244.78, 43,117.80 and 17,097.63 is: 23,594.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,244.78 : 43,117.80 = 17,097.63 : x
  2. Step 2: Convert to fraction form
    31,244.78/43,117.80 = 17,097.63/x
  3. Step 3: Cross multiply
    31,244.78x = 43,117.80 × 17,097.63
  4. Step 4: Simplify right side
    31,244.78x = 737,211,975.23
  5. Step 5: Solve for x
    x = 737,211,975.23/31,244.78
  6. Step 6: Final answer
    x = 23,594.72

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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.