Home / 48,046.44-72,089.58-19,972.56

Finding the Fourth Proportional to 48,046.44, 72,089.58 and 19,972.56

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Solution

The fourth proportional to 48,046.44, 72,089.58 and 19,972.56 is: 29,967.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,046.44 : 72,089.58 = 19,972.56 : x
  2. Step 2: Convert to fraction form
    48,046.44/72,089.58 = 19,972.56/x
  3. Step 3: Cross multiply
    48,046.44x = 72,089.58 × 19,972.56
  4. Step 4: Simplify right side
    48,046.44x = 1,439,813,461.92
  5. Step 5: Solve for x
    x = 1,439,813,461.92/48,046.44
  6. Step 6: Final answer
    x = 29,967.12

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1.5x scale

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.