Home / 32,819.58-45,291.15-18,672.12

Finding the Fourth Proportional to 32,819.58, 45,291.15 and 18,672.12

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Solution

The fourth proportional to 32,819.58, 45,291.15 and 18,672.12 is: 25,767.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,819.58 : 45,291.15 = 18,672.12 : x
  2. Step 2: Convert to fraction form
    32,819.58/45,291.15 = 18,672.12/x
  3. Step 3: Cross multiply
    32,819.58x = 45,291.15 × 18,672.12
  4. Step 4: Simplify right side
    32,819.58x = 845,681,787.74
  5. Step 5: Solve for x
    x = 845,681,787.74/32,819.58
  6. Step 6: Final answer
    x = 25,767.60

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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.