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Finding the Fourth Proportional to 29,864.68, 44,786.34 and 9,870.46

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Solution

The fourth proportional to 29,864.68, 44,786.34 and 9,870.46 is: 14,802.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,864.68 : 44,786.34 = 9,870.46 : x
  2. Step 2: Convert to fraction form
    29,864.68/44,786.34 = 9,870.46/x
  3. Step 3: Cross multiply
    29,864.68x = 44,786.34 × 9,870.46
  4. Step 4: Simplify right side
    29,864.68x = 442,061,665.55
  5. Step 5: Solve for x
    x = 442,061,665.55/29,864.68
  6. Step 6: Final answer
    x = 14,802.16

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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.