Home / 48,670.62-72,977.96-19,053.78

Finding the Fourth Proportional to 48,670.62, 72,977.96 and 19,053.78

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Solution

The fourth proportional to 48,670.62, 72,977.96 and 19,053.78 is: 28,569.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,670.62 : 72,977.96 = 19,053.78 : x
  2. Step 2: Convert to fraction form
    48,670.62/72,977.96 = 19,053.78/x
  3. Step 3: Cross multiply
    48,670.62x = 72,977.96 × 19,053.78
  4. Step 4: Simplify right side
    48,670.62x = 1,390,505,994.69
  5. Step 5: Solve for x
    x = 1,390,505,994.69/48,670.62
  6. Step 6: Final answer
    x = 28,569.72

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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.