Home / 45,506.28-68,246.04-15,918.60

Finding the Fourth Proportional to 45,506.28, 68,246.04 and 15,918.60

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Solution

The fourth proportional to 45,506.28, 68,246.04 and 15,918.60 is: 23,873.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,506.28 : 68,246.04 = 15,918.60 : x
  2. Step 2: Convert to fraction form
    45,506.28/68,246.04 = 15,918.60/x
  3. Step 3: Cross multiply
    45,506.28x = 68,246.04 × 15,918.60
  4. Step 4: Simplify right side
    45,506.28x = 1,086,381,412.34
  5. Step 5: Solve for x
    x = 1,086,381,412.34/45,506.28
  6. Step 6: Final answer
    x = 23,873.22

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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.