Home / 15,304.66-22,959.06-4,775.40

Finding the Fourth Proportional to 15,304.66, 22,959.06 and 4,775.40

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Solution

The fourth proportional to 15,304.66, 22,959.06 and 4,775.40 is: 7,163.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,304.66 : 22,959.06 = 4,775.40 : x
  2. Step 2: Convert to fraction form
    15,304.66/22,959.06 = 4,775.40/x
  3. Step 3: Cross multiply
    15,304.66x = 22,959.06 × 4,775.40
  4. Step 4: Simplify right side
    15,304.66x = 109,638,695.12
  5. Step 5: Solve for x
    x = 109,638,695.12/15,304.66
  6. Step 6: Final answer
    x = 7,163.75

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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.