Home / 32,638.10-45,040.41-18,297.95

Finding the Fourth Proportional to 32,638.10, 45,040.41 and 18,297.95

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Solution

The fourth proportional to 32,638.10, 45,040.41 and 18,297.95 is: 25,251.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,638.10 : 45,040.41 = 18,297.95 : x
  2. Step 2: Convert to fraction form
    32,638.10/45,040.41 = 18,297.95/x
  3. Step 3: Cross multiply
    32,638.10x = 45,040.41 × 18,297.95
  4. Step 4: Simplify right side
    32,638.10x = 824,146,944.96
  5. Step 5: Solve for x
    x = 824,146,944.96/32,638.10
  6. Step 6: Final answer
    x = 25,251.07

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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.