Home / 55,035.72-82,541.16-25,437.38

Finding the Fourth Proportional to 55,035.72, 82,541.16 and 25,437.38

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Solution

The fourth proportional to 55,035.72, 82,541.16 and 25,437.38 is: 38,150.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,035.72 : 82,541.16 = 25,437.38 : x
  2. Step 2: Convert to fraction form
    55,035.72/82,541.16 = 25,437.38/x
  3. Step 3: Cross multiply
    55,035.72x = 82,541.16 × 25,437.38
  4. Step 4: Simplify right side
    55,035.72x = 2,099,630,439.86
  5. Step 5: Solve for x
    x = 2,099,630,439.86/55,035.72
  6. Step 6: Final answer
    x = 38,150.32

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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.