Home / 37,998.66-52,438.02-21,231.66

Finding the Fourth Proportional to 37,998.66, 52,438.02 and 21,231.66

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Solution

The fourth proportional to 37,998.66, 52,438.02 and 21,231.66 is: 29,299.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,998.66 : 52,438.02 = 21,231.66 : x
  2. Step 2: Convert to fraction form
    37,998.66/52,438.02 = 21,231.66/x
  3. Step 3: Cross multiply
    37,998.66x = 52,438.02 × 21,231.66
  4. Step 4: Simplify right side
    37,998.66x = 1,113,346,211.71
  5. Step 5: Solve for x
    x = 1,113,346,211.71/37,998.66
  6. Step 6: Final answer
    x = 29,299.62

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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.