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Finding the Fourth Proportional to 14,904.72, 22,365.28 and 9,065.44

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Solution

The fourth proportional to 14,904.72, 22,365.28 and 9,065.44 is: 13,603.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,904.72 : 22,365.28 = 9,065.44 : x
  2. Step 2: Convert to fraction form
    14,904.72/22,365.28 = 9,065.44/x
  3. Step 3: Cross multiply
    14,904.72x = 22,365.28 × 9,065.44
  4. Step 4: Simplify right side
    14,904.72x = 202,751,103.92
  5. Step 5: Solve for x
    x = 202,751,103.92/14,904.72
  6. Step 6: Final answer
    x = 13,603.15

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1.5x scale

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.