Home / 38,045.12-57,090.24-17,268.32

Finding the Fourth Proportional to 38,045.12, 57,090.24 and 17,268.32

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Solution

The fourth proportional to 38,045.12, 57,090.24 and 17,268.32 is: 25,912.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,045.12 : 57,090.24 = 17,268.32 : x
  2. Step 2: Convert to fraction form
    38,045.12/57,090.24 = 17,268.32/x
  3. Step 3: Cross multiply
    38,045.12x = 57,090.24 × 17,268.32
  4. Step 4: Simplify right side
    38,045.12x = 985,852,533.20
  5. Step 5: Solve for x
    x = 985,852,533.20/38,045.12
  6. Step 6: Final answer
    x = 25,912.72

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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.