Home / 45,344.16-67,946.94-19,034.46

Finding the Fourth Proportional to 45,344.16, 67,946.94 and 19,034.46

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Solution

The fourth proportional to 45,344.16, 67,946.94 and 19,034.46 is: 28,522.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,344.16 : 67,946.94 = 19,034.46 : x
  2. Step 2: Convert to fraction form
    45,344.16/67,946.94 = 19,034.46/x
  3. Step 3: Cross multiply
    45,344.16x = 67,946.94 × 19,034.46
  4. Step 4: Simplify right side
    45,344.16x = 1,293,333,311.55
  5. Step 5: Solve for x
    x = 1,293,333,311.55/45,344.16
  6. Step 6: Final answer
    x = 28,522.60

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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.