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Finding the Fourth Proportional to 14,001.93, 21,002.90 and 9,606.06

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Solution

The fourth proportional to 14,001.93, 21,002.90 and 9,606.06 is: 14,409.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001.93 : 21,002.90 = 9,606.06 : x
  2. Step 2: Convert to fraction form
    14,001.93/21,002.90 = 9,606.06/x
  3. Step 3: Cross multiply
    14,001.93x = 21,002.90 × 9,606.06
  4. Step 4: Simplify right side
    14,001.93x = 201,755,069.54
  5. Step 5: Solve for x
    x = 201,755,069.54/14,001.93
  6. Step 6: Final answer
    x = 14,409.09

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Double scale
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Similar ratio
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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.