Home / 45,678.15-68,470.52-25,914.96

Finding the Fourth Proportional to 45,678.15, 68,470.52 and 25,914.96

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Solution

The fourth proportional to 45,678.15, 68,470.52 and 25,914.96 is: 38,845.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,678.15 : 68,470.52 = 25,914.96 : x
  2. Step 2: Convert to fraction form
    45,678.15/68,470.52 = 25,914.96/x
  3. Step 3: Cross multiply
    45,678.15x = 68,470.52 × 25,914.96
  4. Step 4: Simplify right side
    45,678.15x = 1,774,410,657.40
  5. Step 5: Solve for x
    x = 1,774,410,657.40/45,678.15
  6. Step 6: Final answer
    x = 38,845.94

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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.