Home / 45,397.55-68,096.66-15,815.33

Finding the Fourth Proportional to 45,397.55, 68,096.66 and 15,815.33

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Solution

The fourth proportional to 45,397.55, 68,096.66 and 15,815.33 is: 23,723.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,397.55 : 68,096.66 = 15,815.33 : x
  2. Step 2: Convert to fraction form
    45,397.55/68,096.66 = 15,815.33/x
  3. Step 3: Cross multiply
    45,397.55x = 68,096.66 × 15,815.33
  4. Step 4: Simplify right side
    45,397.55x = 1,076,971,457.61
  5. Step 5: Solve for x
    x = 1,076,971,457.61/45,397.55
  6. Step 6: Final answer
    x = 23,723.12

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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.