Home / 31,911.75-44,038.58-17,764.59

Finding the Fourth Proportional to 31,911.75, 44,038.58 and 17,764.59

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Solution

The fourth proportional to 31,911.75, 44,038.58 and 17,764.59 is: 24,515.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,911.75 : 44,038.58 = 17,764.59 : x
  2. Step 2: Convert to fraction form
    31,911.75/44,038.58 = 17,764.59/x
  3. Step 3: Cross multiply
    31,911.75x = 44,038.58 × 17,764.59
  4. Step 4: Simplify right side
    31,911.75x = 782,327,317.88
  5. Step 5: Solve for x
    x = 782,327,317.88/31,911.75
  6. Step 6: Final answer
    x = 24,515.34

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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.