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Finding the Fourth Proportional to 34,948, 48,229.12 and 19,033.32

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Solution

The fourth proportional to 34,948, 48,229.12 and 19,033.32 is: 26,266.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,948 : 48,229.12 = 19,033.32 : x
  2. Step 2: Convert to fraction form
    34,948/48,229.12 = 19,033.32/x
  3. Step 3: Cross multiply
    34,948x = 48,229.12 × 19,033.32
  4. Step 4: Simplify right side
    34,948x = 917,960,274.28
  5. Step 5: Solve for x
    x = 917,960,274.28/34,948
  6. Step 6: Final answer
    x = 26,266.46

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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.