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Finding the Fourth Proportional to 14,607.93, 21,913.43 and 7,205.27

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Solution

The fourth proportional to 14,607.93, 21,913.43 and 7,205.27 is: 10,808.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,607.93 : 21,913.43 = 7,205.27 : x
  2. Step 2: Convert to fraction form
    14,607.93/21,913.43 = 7,205.27/x
  3. Step 3: Cross multiply
    14,607.93x = 21,913.43 × 7,205.27
  4. Step 4: Simplify right side
    14,607.93x = 157,892,034.18
  5. Step 5: Solve for x
    x = 157,892,034.18/14,607.93
  6. Step 6: Final answer
    x = 10,808.65

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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.