Home / 48,878.96-73,322.56-15,603.78

Finding the Fourth Proportional to 48,878.96, 73,322.56 and 15,603.78

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Solution

The fourth proportional to 48,878.96, 73,322.56 and 15,603.78 is: 23,406.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,878.96 : 73,322.56 = 15,603.78 : x
  2. Step 2: Convert to fraction form
    48,878.96/73,322.56 = 15,603.78/x
  3. Step 3: Cross multiply
    48,878.96x = 73,322.56 × 15,603.78
  4. Step 4: Simplify right side
    48,878.96x = 1,144,109,095.28
  5. Step 5: Solve for x
    x = 1,144,109,095.28/48,878.96
  6. Step 6: Final answer
    x = 23,406.99

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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.