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Finding the Fourth Proportional to 34,776.68, 47,935.80 and 27,210.87

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Solution

The fourth proportional to 34,776.68, 47,935.80 and 27,210.87 is: 37,507.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,776.68 : 47,935.80 = 27,210.87 : x
  2. Step 2: Convert to fraction form
    34,776.68/47,935.80 = 27,210.87/x
  3. Step 3: Cross multiply
    34,776.68x = 47,935.80 × 27,210.87
  4. Step 4: Simplify right side
    34,776.68x = 1,304,374,822.15
  5. Step 5: Solve for x
    x = 1,304,374,822.15/34,776.68
  6. Step 6: Final answer
    x = 37,507.17

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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.