Home / 32,850.83-45,334.19-18,703.68

Finding the Fourth Proportional to 32,850.83, 45,334.19 and 18,703.68

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Solution

The fourth proportional to 32,850.83, 45,334.19 and 18,703.68 is: 25,811.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,850.83 : 45,334.19 = 18,703.68 : x
  2. Step 2: Convert to fraction form
    32,850.83/45,334.19 = 18,703.68/x
  3. Step 3: Cross multiply
    32,850.83x = 45,334.19 × 18,703.68
  4. Step 4: Simplify right side
    32,850.83x = 847,916,089.30
  5. Step 5: Solve for x
    x = 847,916,089.30/32,850.83
  6. Step 6: Final answer
    x = 25,811.10

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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.