Home / 38,824.80-58,238.50-10,742.51

Finding the Fourth Proportional to 38,824.80, 58,238.50 and 10,742.51

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Solution

The fourth proportional to 38,824.80, 58,238.50 and 10,742.51 is: 16,114.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,824.80 : 58,238.50 = 10,742.51 : x
  2. Step 2: Convert to fraction form
    38,824.80/58,238.50 = 10,742.51/x
  3. Step 3: Cross multiply
    38,824.80x = 58,238.50 × 10,742.51
  4. Step 4: Simplify right side
    38,824.80x = 625,627,668.64
  5. Step 5: Solve for x
    x = 625,627,668.64/38,824.80
  6. Step 6: Final answer
    x = 16,114.12

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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.