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Finding the Fourth Proportional to 34,737.88, 47,937.65 and 19,630.22

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Solution

The fourth proportional to 34,737.88, 47,937.65 and 19,630.22 is: 27,089.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,737.88 : 47,937.65 = 19,630.22 : x
  2. Step 2: Convert to fraction form
    34,737.88/47,937.65 = 19,630.22/x
  3. Step 3: Cross multiply
    34,737.88x = 47,937.65 × 19,630.22
  4. Step 4: Simplify right side
    34,737.88x = 941,026,277.94
  5. Step 5: Solve for x
    x = 941,026,277.94/34,737.88
  6. Step 6: Final answer
    x = 27,089.34

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1.5x scale

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.