Home / 48,164.10-72,224.55-21,855.30

Finding the Fourth Proportional to 48,164.10, 72,224.55 and 21,855.30

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Solution

The fourth proportional to 48,164.10, 72,224.55 and 21,855.30 is: 32,773.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,164.10 : 72,224.55 = 21,855.30 : x
  2. Step 2: Convert to fraction form
    48,164.10/72,224.55 = 21,855.30/x
  3. Step 3: Cross multiply
    48,164.10x = 72,224.55 × 21,855.30
  4. Step 4: Simplify right side
    48,164.10x = 1,578,489,207.62
  5. Step 5: Solve for x
    x = 1,578,489,207.62/48,164.10
  6. Step 6: Final answer
    x = 32,773.15

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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.