Home / 52,035.28-77,921.12-37,338.64

Finding the Fourth Proportional to 52,035.28, 77,921.12 and 37,338.64

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Solution

The fourth proportional to 52,035.28, 77,921.12 and 37,338.64 is: 55,913.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,035.28 : 77,921.12 = 37,338.64 : x
  2. Step 2: Convert to fraction form
    52,035.28/77,921.12 = 37,338.64/x
  3. Step 3: Cross multiply
    52,035.28x = 77,921.12 × 37,338.64
  4. Step 4: Simplify right side
    52,035.28x = 2,909,468,648.08
  5. Step 5: Solve for x
    x = 2,909,468,648.08/52,035.28
  6. Step 6: Final answer
    x = 55,913.39

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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.