Home / 38,584.11-57,861.45-13,619.51

Finding the Fourth Proportional to 38,584.11, 57,861.45 and 13,619.51

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Solution

The fourth proportional to 38,584.11, 57,861.45 and 13,619.51 is: 20,424.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,584.11 : 57,861.45 = 13,619.51 : x
  2. Step 2: Convert to fraction form
    38,584.11/57,861.45 = 13,619.51/x
  3. Step 3: Cross multiply
    38,584.11x = 57,861.45 × 13,619.51
  4. Step 4: Simplify right side
    38,584.11x = 788,044,307.58
  5. Step 5: Solve for x
    x = 788,044,307.58/38,584.11
  6. Step 6: Final answer
    x = 20,424.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.