Home / 31,898.78-44,015.35-17,751.58

Finding the Fourth Proportional to 31,898.78, 44,015.35 and 17,751.58

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Solution

The fourth proportional to 31,898.78, 44,015.35 and 17,751.58 is: 24,494.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,898.78 : 44,015.35 = 17,751.58 : x
  2. Step 2: Convert to fraction form
    31,898.78/44,015.35 = 17,751.58/x
  3. Step 3: Cross multiply
    31,898.78x = 44,015.35 × 17,751.58
  4. Step 4: Simplify right side
    31,898.78x = 781,342,006.75
  5. Step 5: Solve for x
    x = 781,342,006.75/31,898.78
  6. Step 6: Final answer
    x = 24,494.42

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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.