Home / 38,341.36-57,448.25-13,367.64

Finding the Fourth Proportional to 38,341.36, 57,448.25 and 13,367.64

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Solution

The fourth proportional to 38,341.36, 57,448.25 and 13,367.64 is: 20,029.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,341.36 : 57,448.25 = 13,367.64 : x
  2. Step 2: Convert to fraction form
    38,341.36/57,448.25 = 13,367.64/x
  3. Step 3: Cross multiply
    38,341.36x = 57,448.25 × 13,367.64
  4. Step 4: Simplify right side
    38,341.36x = 767,947,524.63
  5. Step 5: Solve for x
    x = 767,947,524.63/38,341.36
  6. Step 6: Final answer
    x = 20,029.22

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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.