Home / 36,821.22-50,810.88-21,713.16

Finding the Fourth Proportional to 36,821.22, 50,810.88 and 21,713.16

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Solution

The fourth proportional to 36,821.22, 50,810.88 and 21,713.16 is: 29,962.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,821.22 : 50,810.88 = 21,713.16 : x
  2. Step 2: Convert to fraction form
    36,821.22/50,810.88 = 21,713.16/x
  3. Step 3: Cross multiply
    36,821.22x = 50,810.88 × 21,713.16
  4. Step 4: Simplify right side
    36,821.22x = 1,103,264,767.18
  5. Step 5: Solve for x
    x = 1,103,264,767.18/36,821.22
  6. Step 6: Final answer
    x = 29,962.74

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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.