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Finding the Fourth Proportional to 14,005.93, 21,008.90 and 9,610.06

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Solution

The fourth proportional to 14,005.93, 21,008.90 and 9,610.06 is: 14,415.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,005.93 : 21,008.90 = 9,610.06 : x
  2. Step 2: Convert to fraction form
    14,005.93/21,008.90 = 9,610.06/x
  3. Step 3: Cross multiply
    14,005.93x = 21,008.90 × 9,610.06
  4. Step 4: Simplify right side
    14,005.93x = 201,896,789.53
  5. Step 5: Solve for x
    x = 201,896,789.53/14,005.93
  6. Step 6: Final answer
    x = 14,415.09

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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.