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Finding the Fourth Proportional to 57,548.41, 86,322.42 and 25,921.45

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Solution

The fourth proportional to 57,548.41, 86,322.42 and 25,921.45 is: 38,882.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,548.41 : 86,322.42 = 25,921.45 : x
  2. Step 2: Convert to fraction form
    57,548.41/86,322.42 = 25,921.45/x
  3. Step 3: Cross multiply
    57,548.41x = 86,322.42 × 25,921.45
  4. Step 4: Simplify right side
    57,548.41x = 2,237,602,293.91
  5. Step 5: Solve for x
    x = 2,237,602,293.91/57,548.41
  6. Step 6: Final answer
    x = 38,882.09

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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.