Home / 22,118.66-30,523.29-12,047.28

Finding the Fourth Proportional to 22,118.66, 30,523.29 and 12,047.28

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Solution

The fourth proportional to 22,118.66, 30,523.29 and 12,047.28 is: 16,625.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,118.66 : 30,523.29 = 12,047.28 : x
  2. Step 2: Convert to fraction form
    22,118.66/30,523.29 = 12,047.28/x
  3. Step 3: Cross multiply
    22,118.66x = 30,523.29 × 12,047.28
  4. Step 4: Simplify right side
    22,118.66x = 367,722,621.15
  5. Step 5: Solve for x
    x = 367,722,621.15/22,118.66
  6. Step 6: Final answer
    x = 16,625.00

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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.