Home / 39,832.68-54,968.46-21,927.74

Finding the Fourth Proportional to 39,832.68, 54,968.46 and 21,927.74

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Solution

The fourth proportional to 39,832.68, 54,968.46 and 21,927.74 is: 30,259.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,832.68 : 54,968.46 = 21,927.74 : x
  2. Step 2: Convert to fraction form
    39,832.68/54,968.46 = 21,927.74/x
  3. Step 3: Cross multiply
    39,832.68x = 54,968.46 × 21,927.74
  4. Step 4: Simplify right side
    39,832.68x = 1,205,334,099.08
  5. Step 5: Solve for x
    x = 1,205,334,099.08/39,832.68
  6. Step 6: Final answer
    x = 30,259.93

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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.