Home / 38,557.90-57,845.34-16,390.24

Finding the Fourth Proportional to 38,557.90, 57,845.34 and 16,390.24

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Solution

The fourth proportional to 38,557.90, 57,845.34 and 16,390.24 is: 24,588.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,557.90 : 57,845.34 = 16,390.24 : x
  2. Step 2: Convert to fraction form
    38,557.90/57,845.34 = 16,390.24/x
  3. Step 3: Cross multiply
    38,557.90x = 57,845.34 × 16,390.24
  4. Step 4: Simplify right side
    38,557.90x = 948,099,005.48
  5. Step 5: Solve for x
    x = 948,099,005.48/38,557.90
  6. Step 6: Final answer
    x = 24,588.97

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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.