Home / 38,131.02-57,196.58-10,429.02

Finding the Fourth Proportional to 38,131.02, 57,196.58 and 10,429.02

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Solution

The fourth proportional to 38,131.02, 57,196.58 and 10,429.02 is: 15,643.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,131.02 : 57,196.58 = 10,429.02 : x
  2. Step 2: Convert to fraction form
    38,131.02/57,196.58 = 10,429.02/x
  3. Step 3: Cross multiply
    38,131.02x = 57,196.58 × 10,429.02
  4. Step 4: Simplify right side
    38,131.02x = 596,504,224.61
  5. Step 5: Solve for x
    x = 596,504,224.61/38,131.02
  6. Step 6: Final answer
    x = 15,643.54

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Similar ratio
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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.