Home / 22,278.28-33,352.02-11,723.32

Finding the Fourth Proportional to 22,278.28, 33,352.02 and 11,723.32

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Solution

The fourth proportional to 22,278.28, 33,352.02 and 11,723.32 is: 17,550.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,278.28 : 33,352.02 = 11,723.32 : x
  2. Step 2: Convert to fraction form
    22,278.28/33,352.02 = 11,723.32/x
  3. Step 3: Cross multiply
    22,278.28x = 33,352.02 × 11,723.32
  4. Step 4: Simplify right side
    22,278.28x = 390,996,403.11
  5. Step 5: Solve for x
    x = 390,996,403.11/22,278.28
  6. Step 6: Final answer
    x = 17,550.57

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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.