Home / 38,388.83-57,588.11-15,012.23

Finding the Fourth Proportional to 38,388.83, 57,588.11 and 15,012.23

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Solution

The fourth proportional to 38,388.83, 57,588.11 and 15,012.23 is: 22,520.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,388.83 : 57,588.11 = 15,012.23 : x
  2. Step 2: Convert to fraction form
    38,388.83/57,588.11 = 15,012.23/x
  3. Step 3: Cross multiply
    38,388.83x = 57,588.11 × 15,012.23
  4. Step 4: Simplify right side
    38,388.83x = 864,525,877.52
  5. Step 5: Solve for x
    x = 864,525,877.52/38,388.83
  6. Step 6: Final answer
    x = 22,520.25

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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.