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Finding the Fourth Proportional to 21,633, 32,421.54 and 11,094.27

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Solution

The fourth proportional to 21,633, 32,421.54 and 11,094.27 is: 16,627.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,633 : 32,421.54 = 11,094.27 : x
  2. Step 2: Convert to fraction form
    21,633/32,421.54 = 11,094.27/x
  3. Step 3: Cross multiply
    21,633x = 32,421.54 × 11,094.27
  4. Step 4: Simplify right side
    21,633x = 359,693,318.58
  5. Step 5: Solve for x
    x = 359,693,318.58/21,633
  6. Step 6: Final answer
    x = 16,627.07

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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.