Home / 32,662.83-45,078.48-18,518.25

Finding the Fourth Proportional to 32,662.83, 45,078.48 and 18,518.25

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Solution

The fourth proportional to 32,662.83, 45,078.48 and 18,518.25 is: 25,557.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,662.83 : 45,078.48 = 18,518.25 : x
  2. Step 2: Convert to fraction form
    32,662.83/45,078.48 = 18,518.25/x
  3. Step 3: Cross multiply
    32,662.83x = 45,078.48 × 18,518.25
  4. Step 4: Simplify right side
    32,662.83x = 834,774,562.26
  5. Step 5: Solve for x
    x = 834,774,562.26/32,662.83
  6. Step 6: Final answer
    x = 25,557.33

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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.