Home / 32,700.82-45,126.03-18,360.58

Finding the Fourth Proportional to 32,700.82, 45,126.03 and 18,360.58

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Solution

The fourth proportional to 32,700.82, 45,126.03 and 18,360.58 is: 25,336.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,700.82 : 45,126.03 = 18,360.58 : x
  2. Step 2: Convert to fraction form
    32,700.82/45,126.03 = 18,360.58/x
  3. Step 3: Cross multiply
    32,700.82x = 45,126.03 × 18,360.58
  4. Step 4: Simplify right side
    32,700.82x = 828,540,083.90
  5. Step 5: Solve for x
    x = 828,540,083.90/32,700.82
  6. Step 6: Final answer
    x = 25,336.98

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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.