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Finding the Fourth Proportional to 35,279.91, 52,925.00 and 11,913.03

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Solution

The fourth proportional to 35,279.91, 52,925.00 and 11,913.03 is: 17,871.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,279.91 : 52,925.00 = 11,913.03 : x
  2. Step 2: Convert to fraction form
    35,279.91/52,925.00 = 11,913.03/x
  3. Step 3: Cross multiply
    35,279.91x = 52,925.00 × 11,913.03
  4. Step 4: Simplify right side
    35,279.91x = 630,497,053.18
  5. Step 5: Solve for x
    x = 630,497,053.18/35,279.91
  6. Step 6: Final answer
    x = 17,871.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.