Home / 20,065.22-30,090.73-5,830.74

Finding the Fourth Proportional to 20,065.22, 30,090.73 and 5,830.74

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Solution

The fourth proportional to 20,065.22, 30,090.73 and 5,830.74 is: 8,744.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,065.22 : 30,090.73 = 5,830.74 : x
  2. Step 2: Convert to fraction form
    20,065.22/30,090.73 = 5,830.74/x
  3. Step 3: Cross multiply
    20,065.22x = 30,090.73 × 5,830.74
  4. Step 4: Simplify right side
    20,065.22x = 175,451,223.04
  5. Step 5: Solve for x
    x = 175,451,223.04/20,065.22
  6. Step 6: Final answer
    x = 8,744.05

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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.