Home / 20,314.54-30,475.63-9,222.01

Finding the Fourth Proportional to 20,314.54, 30,475.63 and 9,222.01

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Solution

The fourth proportional to 20,314.54, 30,475.63 and 9,222.01 is: 13,834.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,314.54 : 30,475.63 = 9,222.01 : x
  2. Step 2: Convert to fraction form
    20,314.54/30,475.63 = 9,222.01/x
  3. Step 3: Cross multiply
    20,314.54x = 30,475.63 × 9,222.01
  4. Step 4: Simplify right side
    20,314.54x = 281,046,564.62
  5. Step 5: Solve for x
    x = 281,046,564.62/20,314.54
  6. Step 6: Final answer
    x = 13,834.75

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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.