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Finding the Fourth Proportional to 34,864.77, 52,297.08 and 9,905.07

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Solution

The fourth proportional to 34,864.77, 52,297.08 and 9,905.07 is: 14,857.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,864.77 : 52,297.08 = 9,905.07 : x
  2. Step 2: Convert to fraction form
    34,864.77/52,297.08 = 9,905.07/x
  3. Step 3: Cross multiply
    34,864.77x = 52,297.08 × 9,905.07
  4. Step 4: Simplify right side
    34,864.77x = 518,006,238.20
  5. Step 5: Solve for x
    x = 518,006,238.20/34,864.77
  6. Step 6: Final answer
    x = 14,857.58

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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.