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Finding the Fourth Proportional to 57,062.61, 85,601.21 and 22,012.29

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Solution

The fourth proportional to 57,062.61, 85,601.21 and 22,012.29 is: 33,021.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,062.61 : 85,601.21 = 22,012.29 : x
  2. Step 2: Convert to fraction form
    57,062.61/85,601.21 = 22,012.29/x
  3. Step 3: Cross multiply
    57,062.61x = 85,601.21 × 22,012.29
  4. Step 4: Simplify right side
    57,062.61x = 1,884,278,548.81
  5. Step 5: Solve for x
    x = 1,884,278,548.81/57,062.61
  6. Step 6: Final answer
    x = 33,021.25

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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.