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Finding the Fourth Proportional to 21,923.56, 32,885.22 and 6,341.08

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Solution

The fourth proportional to 21,923.56, 32,885.22 and 6,341.08 is: 9,511.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,923.56 : 32,885.22 = 6,341.08 : x
  2. Step 2: Convert to fraction form
    21,923.56/32,885.22 = 6,341.08/x
  3. Step 3: Cross multiply
    21,923.56x = 32,885.22 × 6,341.08
  4. Step 4: Simplify right side
    21,923.56x = 208,527,810.84
  5. Step 5: Solve for x
    x = 208,527,810.84/21,923.56
  6. Step 6: Final answer
    x = 9,511.59

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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.