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Finding the Fourth Proportional to 57,525.32, 86,308.62 and 22,490.12

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Solution

The fourth proportional to 57,525.32, 86,308.62 and 22,490.12 is: 33,743.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,525.32 : 86,308.62 = 22,490.12 : x
  2. Step 2: Convert to fraction form
    57,525.32/86,308.62 = 22,490.12/x
  3. Step 3: Cross multiply
    57,525.32x = 86,308.62 × 22,490.12
  4. Step 4: Simplify right side
    57,525.32x = 1,941,091,220.83
  5. Step 5: Solve for x
    x = 1,941,091,220.83/57,525.32
  6. Step 6: Final answer
    x = 33,743.25

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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.