Home / 36,224.52-49,989.96-21,127.60

Finding the Fourth Proportional to 36,224.52, 49,989.96 and 21,127.60

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Solution

The fourth proportional to 36,224.52, 49,989.96 and 21,127.60 is: 29,156.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,224.52 : 49,989.96 = 21,127.60 : x
  2. Step 2: Convert to fraction form
    36,224.52/49,989.96 = 21,127.60/x
  3. Step 3: Cross multiply
    36,224.52x = 49,989.96 × 21,127.60
  4. Step 4: Simplify right side
    36,224.52x = 1,056,167,878.90
  5. Step 5: Solve for x
    x = 1,056,167,878.90/36,224.52
  6. Step 6: Final answer
    x = 29,156.16

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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.