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Finding the Fourth Proportional to 51,058.65, 76,599.79 and 17,322.86

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Solution

The fourth proportional to 51,058.65, 76,599.79 and 17,322.86 is: 25,988.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,058.65 : 76,599.79 = 17,322.86 : x
  2. Step 2: Convert to fraction form
    51,058.65/76,599.79 = 17,322.86/x
  3. Step 3: Cross multiply
    51,058.65x = 76,599.79 × 17,322.86
  4. Step 4: Simplify right side
    51,058.65x = 1,326,927,438.20
  5. Step 5: Solve for x
    x = 1,326,927,438.20/51,058.65
  6. Step 6: Final answer
    x = 25,988.30

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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.