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Finding the Fourth Proportional to 32,874.21, 45,367.21 and 19,953.63

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Solution

The fourth proportional to 32,874.21, 45,367.21 and 19,953.63 is: 27,536.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,874.21 : 45,367.21 = 19,953.63 : x
  2. Step 2: Convert to fraction form
    32,874.21/45,367.21 = 19,953.63/x
  3. Step 3: Cross multiply
    32,874.21x = 45,367.21 × 19,953.63
  4. Step 4: Simplify right side
    32,874.21x = 905,240,522.47
  5. Step 5: Solve for x
    x = 905,240,522.47/32,874.21
  6. Step 6: Final answer
    x = 27,536.50

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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.