Home / 38,336.77-57,486.97-13,373.79

Finding the Fourth Proportional to 38,336.77, 57,486.97 and 13,373.79

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Solution

The fourth proportional to 38,336.77, 57,486.97 and 13,373.79 is: 20,054.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,336.77 : 57,486.97 = 13,373.79 : x
  2. Step 2: Convert to fraction form
    38,336.77/57,486.97 = 13,373.79/x
  3. Step 3: Cross multiply
    38,336.77x = 57,486.97 × 13,373.79
  4. Step 4: Simplify right side
    38,336.77x = 768,818,664.52
  5. Step 5: Solve for x
    x = 768,818,664.52/38,336.77
  6. Step 6: Final answer
    x = 20,054.34

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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.