Home / 22,268.70-30,716.02-14,320.98

Finding the Fourth Proportional to 22,268.70, 30,716.02 and 14,320.98

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Solution

The fourth proportional to 22,268.70, 30,716.02 and 14,320.98 is: 19,753.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,268.70 : 30,716.02 = 14,320.98 : x
  2. Step 2: Convert to fraction form
    22,268.70/30,716.02 = 14,320.98/x
  3. Step 3: Cross multiply
    22,268.70x = 30,716.02 × 14,320.98
  4. Step 4: Simplify right side
    22,268.70x = 439,883,508.10
  5. Step 5: Solve for x
    x = 439,883,508.10/22,268.70
  6. Step 6: Final answer
    x = 19,753.44

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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.