Home / 31,751.01-43,818.98-17,603.55

Finding the Fourth Proportional to 31,751.01, 43,818.98 and 17,603.55

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Solution

The fourth proportional to 31,751.01, 43,818.98 and 17,603.55 is: 24,294.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,751.01 : 43,818.98 = 17,603.55 : x
  2. Step 2: Convert to fraction form
    31,751.01/43,818.98 = 17,603.55/x
  3. Step 3: Cross multiply
    31,751.01x = 43,818.98 × 17,603.55
  4. Step 4: Simplify right side
    31,751.01x = 771,369,517.36
  5. Step 5: Solve for x
    x = 771,369,517.36/31,751.01
  6. Step 6: Final answer
    x = 24,294.33

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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.