Home / 33,130.66-45,720.26-18,023.27

Finding the Fourth Proportional to 33,130.66, 45,720.26 and 18,023.27

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Solution

The fourth proportional to 33,130.66, 45,720.26 and 18,023.27 is: 24,872.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,130.66 : 45,720.26 = 18,023.27 : x
  2. Step 2: Convert to fraction form
    33,130.66/45,720.26 = 18,023.27/x
  3. Step 3: Cross multiply
    33,130.66x = 45,720.26 × 18,023.27
  4. Step 4: Simplify right side
    33,130.66x = 824,028,686.14
  5. Step 5: Solve for x
    x = 824,028,686.14/33,130.66
  6. Step 6: Final answer
    x = 24,872.09

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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.