Home / 36,281.28-50,083.52-22,139.20

Finding the Fourth Proportional to 36,281.28, 50,083.52 and 22,139.20

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Solution

The fourth proportional to 36,281.28, 50,083.52 and 22,139.20 is: 30,561.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,281.28 : 50,083.52 = 22,139.20 : x
  2. Step 2: Convert to fraction form
    36,281.28/50,083.52 = 22,139.20/x
  3. Step 3: Cross multiply
    36,281.28x = 50,083.52 × 22,139.20
  4. Step 4: Simplify right side
    36,281.28x = 1,108,809,065.98
  5. Step 5: Solve for x
    x = 1,108,809,065.98/36,281.28
  6. Step 6: Final answer
    x = 30,561.46

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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.