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Finding the Fourth Proportional to 34,388.88, 47,392.38 and 26,823.30

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Solution

The fourth proportional to 34,388.88, 47,392.38 and 26,823.30 is: 36,966.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,388.88 : 47,392.38 = 26,823.30 : x
  2. Step 2: Convert to fraction form
    34,388.88/47,392.38 = 26,823.30/x
  3. Step 3: Cross multiply
    34,388.88x = 47,392.38 × 26,823.30
  4. Step 4: Simplify right side
    34,388.88x = 1,271,220,026.45
  5. Step 5: Solve for x
    x = 1,271,220,026.45/34,388.88
  6. Step 6: Final answer
    x = 36,966.02

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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.