Home / 32,371.40-44,672.52-18,945.21

Finding the Fourth Proportional to 32,371.40, 44,672.52 and 18,945.21

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Solution

The fourth proportional to 32,371.40, 44,672.52 and 18,945.21 is: 26,144.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,371.40 : 44,672.52 = 18,945.21 : x
  2. Step 2: Convert to fraction form
    32,371.40/44,672.52 = 18,945.21/x
  3. Step 3: Cross multiply
    32,371.40x = 44,672.52 × 18,945.21
  4. Step 4: Simplify right side
    32,371.40x = 846,330,272.63
  5. Step 5: Solve for x
    x = 846,330,272.63/32,371.40
  6. Step 6: Final answer
    x = 26,144.39

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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.