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Finding the Fourth Proportional to 32,571.68, 44,945.14 and 18,232.31

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Solution

The fourth proportional to 32,571.68, 44,945.14 and 18,232.31 is: 25,158.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,571.68 : 44,945.14 = 18,232.31 : x
  2. Step 2: Convert to fraction form
    32,571.68/44,945.14 = 18,232.31/x
  3. Step 3: Cross multiply
    32,571.68x = 44,945.14 × 18,232.31
  4. Step 4: Simplify right side
    32,571.68x = 819,453,725.47
  5. Step 5: Solve for x
    x = 819,453,725.47/32,571.68
  6. Step 6: Final answer
    x = 25,158.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.