Home / 48,931.82-73,425.38-20,848.91

Finding the Fourth Proportional to 48,931.82, 73,425.38 and 20,848.91

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Solution

The fourth proportional to 48,931.82, 73,425.38 and 20,848.91 is: 31,285.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,931.82 : 73,425.38 = 20,848.91 : x
  2. Step 2: Convert to fraction form
    48,931.82/73,425.38 = 20,848.91/x
  3. Step 3: Cross multiply
    48,931.82x = 73,425.38 × 20,848.91
  4. Step 4: Simplify right side
    48,931.82x = 1,530,839,139.34
  5. Step 5: Solve for x
    x = 1,530,839,139.34/48,931.82
  6. Step 6: Final answer
    x = 31,285.15

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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.