Home / 38,881.75-53,640.50-24,515.89

Finding the Fourth Proportional to 38,881.75, 53,640.50 and 24,515.89

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Solution

The fourth proportional to 38,881.75, 53,640.50 and 24,515.89 is: 33,821.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,881.75 : 53,640.50 = 24,515.89 : x
  2. Step 2: Convert to fraction form
    38,881.75/53,640.50 = 24,515.89/x
  3. Step 3: Cross multiply
    38,881.75x = 53,640.50 × 24,515.89
  4. Step 4: Simplify right side
    38,881.75x = 1,315,044,698.58
  5. Step 5: Solve for x
    x = 1,315,044,698.58/38,881.75
  6. Step 6: Final answer
    x = 33,821.65

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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.