Home / 34,865.87-48,116.16-19,343.90

Finding the Fourth Proportional to 34,865.87, 48,116.16 and 19,343.90

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Solution

The fourth proportional to 34,865.87, 48,116.16 and 19,343.90 is: 26,695.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,865.87 : 48,116.16 = 19,343.90 : x
  2. Step 2: Convert to fraction form
    34,865.87/48,116.16 = 19,343.90/x
  3. Step 3: Cross multiply
    34,865.87x = 48,116.16 × 19,343.90
  4. Step 4: Simplify right side
    34,865.87x = 930,753,946.84
  5. Step 5: Solve for x
    x = 930,753,946.84/34,865.87
  6. Step 6: Final answer
    x = 26,695.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.