Home / 45,574.64-68,357.06-12,292.62

Finding the Fourth Proportional to 45,574.64, 68,357.06 and 12,292.62

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Solution

The fourth proportional to 45,574.64, 68,357.06 and 12,292.62 is: 18,437.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,574.64 : 68,357.06 = 12,292.62 : x
  2. Step 2: Convert to fraction form
    45,574.64/68,357.06 = 12,292.62/x
  3. Step 3: Cross multiply
    45,574.64x = 68,357.06 × 12,292.62
  4. Step 4: Simplify right side
    45,574.64x = 840,287,362.90
  5. Step 5: Solve for x
    x = 840,287,362.90/45,574.64
  6. Step 6: Final answer
    x = 18,437.61

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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.