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Finding the Fourth Proportional to 21,592.56, 32,389.12 and 6,009.92

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Solution

The fourth proportional to 21,592.56, 32,389.12 and 6,009.92 is: 9,014.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,592.56 : 32,389.12 = 6,009.92 : x
  2. Step 2: Convert to fraction form
    21,592.56/32,389.12 = 6,009.92/x
  3. Step 3: Cross multiply
    21,592.56x = 32,389.12 × 6,009.92
  4. Step 4: Simplify right side
    21,592.56x = 194,656,020.07
  5. Step 5: Solve for x
    x = 194,656,020.07/21,592.56
  6. Step 6: Final answer
    x = 9,014.96

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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.