Home / 63,089.37-94,643.52-20,380.53

Finding the Fourth Proportional to 63,089.37, 94,643.52 and 20,380.53

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Solution

The fourth proportional to 63,089.37, 94,643.52 and 20,380.53 is: 30,573.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,089.37 : 94,643.52 = 20,380.53 : x
  2. Step 2: Convert to fraction form
    63,089.37/94,643.52 = 20,380.53/x
  3. Step 3: Cross multiply
    63,089.37x = 94,643.52 × 20,380.53
  4. Step 4: Simplify right side
    63,089.37x = 1,928,885,098.67
  5. Step 5: Solve for x
    x = 1,928,885,098.67/63,089.37
  6. Step 6: Final answer
    x = 30,573.85

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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.