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Finding the Fourth Proportional to 35,446, 48,915.48 and 19,530.48

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Solution

The fourth proportional to 35,446, 48,915.48 and 19,530.48 is: 26,952.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,446 : 48,915.48 = 19,530.48 : x
  2. Step 2: Convert to fraction form
    35,446/48,915.48 = 19,530.48/x
  3. Step 3: Cross multiply
    35,446x = 48,915.48 × 19,530.48
  4. Step 4: Simplify right side
    35,446x = 955,342,803.83
  5. Step 5: Solve for x
    x = 955,342,803.83/35,446
  6. Step 6: Final answer
    x = 26,952.06

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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.