Home / 20,176.83-30,241.44-9,070.47

Finding the Fourth Proportional to 20,176.83, 30,241.44 and 9,070.47

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Solution

The fourth proportional to 20,176.83, 30,241.44 and 9,070.47 is: 13,595.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,176.83 : 30,241.44 = 9,070.47 : x
  2. Step 2: Convert to fraction form
    20,176.83/30,241.44 = 9,070.47/x
  3. Step 3: Cross multiply
    20,176.83x = 30,241.44 × 9,070.47
  4. Step 4: Simplify right side
    20,176.83x = 274,304,074.28
  5. Step 5: Solve for x
    x = 274,304,074.28/20,176.83
  6. Step 6: Final answer
    x = 13,595.00

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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.