Home / 35,281.88-48,689.61-19,367.81

Finding the Fourth Proportional to 35,281.88, 48,689.61 and 19,367.81

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Solution

The fourth proportional to 35,281.88, 48,689.61 and 19,367.81 is: 26,727.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,281.88 : 48,689.61 = 19,367.81 : x
  2. Step 2: Convert to fraction form
    35,281.88/48,689.61 = 19,367.81/x
  3. Step 3: Cross multiply
    35,281.88x = 48,689.61 × 19,367.81
  4. Step 4: Simplify right side
    35,281.88x = 943,010,872.01
  5. Step 5: Solve for x
    x = 943,010,872.01/35,281.88
  6. Step 6: Final answer
    x = 26,727.91

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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.