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Finding the Fourth Proportional to 37,797.84, 52,161.08 and 21,030.84

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Solution

The fourth proportional to 37,797.84, 52,161.08 and 21,030.84 is: 29,022.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,797.84 : 52,161.08 = 21,030.84 : x
  2. Step 2: Convert to fraction form
    37,797.84/52,161.08 = 21,030.84/x
  3. Step 3: Cross multiply
    37,797.84x = 52,161.08 × 21,030.84
  4. Step 4: Simplify right side
    37,797.84x = 1,096,991,327.71
  5. Step 5: Solve for x
    x = 1,096,991,327.71/37,797.84
  6. Step 6: Final answer
    x = 29,022.59

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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.