Home / 45,478.42-68,214.47-17,009.96

Finding the Fourth Proportional to 45,478.42, 68,214.47 and 17,009.96

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Solution

The fourth proportional to 45,478.42, 68,214.47 and 17,009.96 is: 25,513.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,478.42 : 68,214.47 = 17,009.96 : x
  2. Step 2: Convert to fraction form
    45,478.42/68,214.47 = 17,009.96/x
  3. Step 3: Cross multiply
    45,478.42x = 68,214.47 × 17,009.96
  4. Step 4: Simplify right side
    45,478.42x = 1,160,324,980.00
  5. Step 5: Solve for x
    x = 1,160,324,980.00/45,478.42
  6. Step 6: Final answer
    x = 25,513.75

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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.