Home / 33,122.08-45,714.96-18,984.40

Finding the Fourth Proportional to 33,122.08, 45,714.96 and 18,984.40

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Solution

The fourth proportional to 33,122.08, 45,714.96 and 18,984.40 is: 26,202.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,122.08 : 45,714.96 = 18,984.40 : x
  2. Step 2: Convert to fraction form
    33,122.08/45,714.96 = 18,984.40/x
  3. Step 3: Cross multiply
    33,122.08x = 45,714.96 × 18,984.40
  4. Step 4: Simplify right side
    33,122.08x = 867,871,086.62
  5. Step 5: Solve for x
    x = 867,871,086.62/33,122.08
  6. Step 6: Final answer
    x = 26,202.19

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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.