Home / 38,794.47-58,201.05-13,490.33

Finding the Fourth Proportional to 38,794.47, 58,201.05 and 13,490.33

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Solution

The fourth proportional to 38,794.47, 58,201.05 and 13,490.33 is: 20,238.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,794.47 : 58,201.05 = 13,490.33 : x
  2. Step 2: Convert to fraction form
    38,794.47/58,201.05 = 13,490.33/x
  3. Step 3: Cross multiply
    38,794.47x = 58,201.05 × 13,490.33
  4. Step 4: Simplify right side
    38,794.47x = 785,151,079.84
  5. Step 5: Solve for x
    x = 785,151,079.84/38,794.47
  6. Step 6: Final answer
    x = 20,238.74

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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.