Home / 48,716.92-73,116.72-19,155.40

Finding the Fourth Proportional to 48,716.92, 73,116.72 and 19,155.40

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Solution

The fourth proportional to 48,716.92, 73,116.72 and 19,155.40 is: 28,749.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,716.92 : 73,116.72 = 19,155.40 : x
  2. Step 2: Convert to fraction form
    48,716.92/73,116.72 = 19,155.40/x
  3. Step 3: Cross multiply
    48,716.92x = 73,116.72 × 19,155.40
  4. Step 4: Simplify right side
    48,716.92x = 1,400,580,018.29
  5. Step 5: Solve for x
    x = 1,400,580,018.29/48,716.92
  6. Step 6: Final answer
    x = 28,749.35

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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.