Home / 20,560.98-30,842.57-6,522.07

Finding the Fourth Proportional to 20,560.98, 30,842.57 and 6,522.07

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Solution

The fourth proportional to 20,560.98, 30,842.57 and 6,522.07 is: 9,783.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,560.98 : 30,842.57 = 6,522.07 : x
  2. Step 2: Convert to fraction form
    20,560.98/30,842.57 = 6,522.07/x
  3. Step 3: Cross multiply
    20,560.98x = 30,842.57 × 6,522.07
  4. Step 4: Simplify right side
    20,560.98x = 201,157,290.80
  5. Step 5: Solve for x
    x = 201,157,290.80/20,560.98
  6. Step 6: Final answer
    x = 9,783.45

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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.