Home / 32,781.94-45,214.47-22,727.21

Finding the Fourth Proportional to 32,781.94, 45,214.47 and 22,727.21

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Solution

The fourth proportional to 32,781.94, 45,214.47 and 22,727.21 is: 31,346.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,781.94 : 45,214.47 = 22,727.21 : x
  2. Step 2: Convert to fraction form
    32,781.94/45,214.47 = 22,727.21/x
  3. Step 3: Cross multiply
    32,781.94x = 45,214.47 × 22,727.21
  4. Step 4: Simplify right side
    32,781.94x = 1,027,598,528.66
  5. Step 5: Solve for x
    x = 1,027,598,528.66/32,781.94
  6. Step 6: Final answer
    x = 31,346.49

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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.