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Finding the Fourth Proportional to 57,967.80, 86,886.90 and 24,682.20

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Solution

The fourth proportional to 57,967.80, 86,886.90 and 24,682.20 is: 36,995.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,967.80 : 86,886.90 = 24,682.20 : x
  2. Step 2: Convert to fraction form
    57,967.80/86,886.90 = 24,682.20/x
  3. Step 3: Cross multiply
    57,967.80x = 86,886.90 × 24,682.20
  4. Step 4: Simplify right side
    57,967.80x = 2,144,559,843.18
  5. Step 5: Solve for x
    x = 2,144,559,843.18/57,967.80
  6. Step 6: Final answer
    x = 36,995.71

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1.5x scale

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.