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Finding the Fourth Proportional to 14,345.01, 19,795.86 and 8,756.01

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Solution

The fourth proportional to 14,345.01, 19,795.86 and 8,756.01 is: 12,083.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,345.01 : 19,795.86 = 8,756.01 : x
  2. Step 2: Convert to fraction form
    14,345.01/19,795.86 = 8,756.01/x
  3. Step 3: Cross multiply
    14,345.01x = 19,795.86 × 8,756.01
  4. Step 4: Simplify right side
    14,345.01x = 173,332,748.12
  5. Step 5: Solve for x
    x = 173,332,748.12/14,345.01
  6. Step 6: Final answer
    x = 12,083.14

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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.