Home / 63,315.20-94,959.84-21,765.44

Finding the Fourth Proportional to 63,315.20, 94,959.84 and 21,765.44

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Solution

The fourth proportional to 63,315.20, 94,959.84 and 21,765.44 is: 32,643.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,315.20 : 94,959.84 = 21,765.44 : x
  2. Step 2: Convert to fraction form
    63,315.20/94,959.84 = 21,765.44/x
  3. Step 3: Cross multiply
    63,315.20x = 94,959.84 × 21,765.44
  4. Step 4: Simplify right side
    63,315.20x = 2,066,842,699.93
  5. Step 5: Solve for x
    x = 2,066,842,699.93/63,315.20
  6. Step 6: Final answer
    x = 32,643.70

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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.