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Finding the Fourth Proportional to 14,397.38, 21,596.06 and 6,189.38

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Solution

The fourth proportional to 14,397.38, 21,596.06 and 6,189.38 is: 9,284.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,397.38 : 21,596.06 = 6,189.38 : x
  2. Step 2: Convert to fraction form
    14,397.38/21,596.06 = 6,189.38/x
  3. Step 3: Cross multiply
    14,397.38x = 21,596.06 × 6,189.38
  4. Step 4: Simplify right side
    14,397.38x = 133,666,129.34
  5. Step 5: Solve for x
    x = 133,666,129.34/14,397.38
  6. Step 6: Final answer
    x = 9,284.06

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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.