Home / 32,770.12-45,226.60-18,625.10

Finding the Fourth Proportional to 32,770.12, 45,226.60 and 18,625.10

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Solution

The fourth proportional to 32,770.12, 45,226.60 and 18,625.10 is: 25,704.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,770.12 : 45,226.60 = 18,625.10 : x
  2. Step 2: Convert to fraction form
    32,770.12/45,226.60 = 18,625.10/x
  3. Step 3: Cross multiply
    32,770.12x = 45,226.60 × 18,625.10
  4. Step 4: Simplify right side
    32,770.12x = 842,349,947.66
  5. Step 5: Solve for x
    x = 842,349,947.66/32,770.12
  6. Step 6: Final answer
    x = 25,704.82

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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.