Home / 20,294.15-30,452.15-15,362.60

Finding the Fourth Proportional to 20,294.15, 30,452.15 and 15,362.60

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Solution

The fourth proportional to 20,294.15, 30,452.15 and 15,362.60 is: 23,052.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,294.15 : 30,452.15 = 15,362.60 : x
  2. Step 2: Convert to fraction form
    20,294.15/30,452.15 = 15,362.60/x
  3. Step 3: Cross multiply
    20,294.15x = 30,452.15 × 15,362.60
  4. Step 4: Simplify right side
    20,294.15x = 467,824,085.74
  5. Step 5: Solve for x
    x = 467,824,085.74/20,294.15
  6. Step 6: Final answer
    x = 23,052.17

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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.