Home / 31,930.76-44,063.43-17,782.89

Finding the Fourth Proportional to 31,930.76, 44,063.43 and 17,782.89

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Solution

The fourth proportional to 31,930.76, 44,063.43 and 17,782.89 is: 24,539.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,930.76 : 44,063.43 = 17,782.89 : x
  2. Step 2: Convert to fraction form
    31,930.76/44,063.43 = 17,782.89/x
  3. Step 3: Cross multiply
    31,930.76x = 44,063.43 × 17,782.89
  4. Step 4: Simplify right side
    31,930.76x = 783,575,128.71
  5. Step 5: Solve for x
    x = 783,575,128.71/31,930.76
  6. Step 6: Final answer
    x = 24,539.82

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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.