Home / 32,725.60-45,161.28-18,575.68

Finding the Fourth Proportional to 32,725.60, 45,161.28 and 18,575.68

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Solution

The fourth proportional to 32,725.60, 45,161.28 and 18,575.68 is: 25,634.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,725.60 : 45,161.28 = 18,575.68 : x
  2. Step 2: Convert to fraction form
    32,725.60/45,161.28 = 18,575.68/x
  3. Step 3: Cross multiply
    32,725.60x = 45,161.28 × 18,575.68
  4. Step 4: Simplify right side
    32,725.60x = 838,901,485.67
  5. Step 5: Solve for x
    x = 838,901,485.67/32,725.60
  6. Step 6: Final answer
    x = 25,634.41

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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.