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Finding the Fourth Proportional to 14,955, 22,389.04 and 8,695.92

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Solution

The fourth proportional to 14,955, 22,389.04 and 8,695.92 is: 13,018.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,955 : 22,389.04 = 8,695.92 : x
  2. Step 2: Convert to fraction form
    14,955/22,389.04 = 8,695.92/x
  3. Step 3: Cross multiply
    14,955x = 22,389.04 × 8,695.92
  4. Step 4: Simplify right side
    14,955x = 194,693,300.72
  5. Step 5: Solve for x
    x = 194,693,300.72/14,955
  6. Step 6: Final answer
    x = 13,018.61

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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.