Home / 32,965.68-45,497.28-18,819.36

Finding the Fourth Proportional to 32,965.68, 45,497.28 and 18,819.36

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Solution

The fourth proportional to 32,965.68, 45,497.28 and 18,819.36 is: 25,973.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,965.68 : 45,497.28 = 18,819.36 : x
  2. Step 2: Convert to fraction form
    32,965.68/45,497.28 = 18,819.36/x
  3. Step 3: Cross multiply
    32,965.68x = 45,497.28 × 18,819.36
  4. Step 4: Simplify right side
    32,965.68x = 856,229,691.34
  5. Step 5: Solve for x
    x = 856,229,691.34/32,965.68
  6. Step 6: Final answer
    x = 25,973.37

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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.