Home / 20,224.74-30,301.49-18,023.16

Finding the Fourth Proportional to 20,224.74, 30,301.49 and 18,023.16

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Solution

The fourth proportional to 20,224.74, 30,301.49 and 18,023.16 is: 27,003.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,224.74 : 30,301.49 = 18,023.16 : x
  2. Step 2: Convert to fraction form
    20,224.74/30,301.49 = 18,023.16/x
  3. Step 3: Cross multiply
    20,224.74x = 30,301.49 × 18,023.16
  4. Step 4: Simplify right side
    20,224.74x = 546,128,590.75
  5. Step 5: Solve for x
    x = 546,128,590.75/20,224.74
  6. Step 6: Final answer
    x = 27,003.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.