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Finding the Fourth Proportional to 47,058.66, 64,941.07 and 25,839.30

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Solution

The fourth proportional to 47,058.66, 64,941.07 and 25,839.30 is: 35,658.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,058.66 : 64,941.07 = 25,839.30 : x
  2. Step 2: Convert to fraction form
    47,058.66/64,941.07 = 25,839.30/x
  3. Step 3: Cross multiply
    47,058.66x = 64,941.07 × 25,839.30
  4. Step 4: Simplify right side
    47,058.66x = 1,678,031,790.05
  5. Step 5: Solve for x
    x = 1,678,031,790.05/47,058.66
  6. Step 6: Final answer
    x = 35,658.30

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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.