Home / 37,895.60-52,295.82-21,989.36

Finding the Fourth Proportional to 37,895.60, 52,295.82 and 21,989.36

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Solution

The fourth proportional to 37,895.60, 52,295.82 and 21,989.36 is: 30,345.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,895.60 : 52,295.82 = 21,989.36 : x
  2. Step 2: Convert to fraction form
    37,895.60/52,295.82 = 21,989.36/x
  3. Step 3: Cross multiply
    37,895.60x = 52,295.82 × 21,989.36
  4. Step 4: Simplify right side
    37,895.60x = 1,149,951,612.48
  5. Step 5: Solve for x
    x = 1,149,951,612.48/37,895.60
  6. Step 6: Final answer
    x = 30,345.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.