Home / 31,751.49-43,818.39-17,603.31

Finding the Fourth Proportional to 31,751.49, 43,818.39 and 17,603.31

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Solution

The fourth proportional to 31,751.49, 43,818.39 and 17,603.31 is: 24,293.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,751.49 : 43,818.39 = 17,603.31 : x
  2. Step 2: Convert to fraction form
    31,751.49/43,818.39 = 17,603.31/x
  3. Step 3: Cross multiply
    31,751.49x = 43,818.39 × 17,603.31
  4. Step 4: Simplify right side
    31,751.49x = 771,348,702.87
  5. Step 5: Solve for x
    x = 771,348,702.87/31,751.49
  6. Step 6: Final answer
    x = 24,293.31

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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.