Home / 32,652.83-45,071.16-18,515.09

Finding the Fourth Proportional to 32,652.83, 45,071.16 and 18,515.09

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Solution

The fourth proportional to 32,652.83, 45,071.16 and 18,515.09 is: 25,556.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,652.83 : 45,071.16 = 18,515.09 : x
  2. Step 2: Convert to fraction form
    32,652.83/45,071.16 = 18,515.09/x
  3. Step 3: Cross multiply
    32,652.83x = 45,071.16 × 18,515.09
  4. Step 4: Simplify right side
    32,652.83x = 834,496,583.80
  5. Step 5: Solve for x
    x = 834,496,583.80/32,652.83
  6. Step 6: Final answer
    x = 25,556.64

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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.