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Finding the Fourth Proportional to 15,322.58, 22,973.06 and 5,954.79

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Solution

The fourth proportional to 15,322.58, 22,973.06 and 5,954.79 is: 8,927.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,322.58 : 22,973.06 = 5,954.79 : x
  2. Step 2: Convert to fraction form
    15,322.58/22,973.06 = 5,954.79/x
  3. Step 3: Cross multiply
    15,322.58x = 22,973.06 × 5,954.79
  4. Step 4: Simplify right side
    15,322.58x = 136,799,718.18
  5. Step 5: Solve for x
    x = 136,799,718.18/15,322.58
  6. Step 6: Final answer
    x = 8,927.98

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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.