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Finding the Fourth Proportional to 14,502.60, 20,026.62 and 10,959.66

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Solution

The fourth proportional to 14,502.60, 20,026.62 and 10,959.66 is: 15,134.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,502.60 : 20,026.62 = 10,959.66 : x
  2. Step 2: Convert to fraction form
    14,502.60/20,026.62 = 10,959.66/x
  3. Step 3: Cross multiply
    14,502.60x = 20,026.62 × 10,959.66
  4. Step 4: Simplify right side
    14,502.60x = 219,484,946.15
  5. Step 5: Solve for x
    x = 219,484,946.15/14,502.60
  6. Step 6: Final answer
    x = 15,134.18

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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.