Home / 39,214.48-58,822.32-21,646.12

Finding the Fourth Proportional to 39,214.48, 58,822.32 and 21,646.12

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Solution

The fourth proportional to 39,214.48, 58,822.32 and 21,646.12 is: 32,469.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,214.48 : 58,822.32 = 21,646.12 : x
  2. Step 2: Convert to fraction form
    39,214.48/58,822.32 = 21,646.12/x
  3. Step 3: Cross multiply
    39,214.48x = 58,822.32 × 21,646.12
  4. Step 4: Simplify right side
    39,214.48x = 1,273,274,997.40
  5. Step 5: Solve for x
    x = 1,273,274,997.40/39,214.48
  6. Step 6: Final answer
    x = 32,469.51

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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.