Home / 22,034.16-30,396.24-13,971.60

Finding the Fourth Proportional to 22,034.16, 30,396.24 and 13,971.60

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Solution

The fourth proportional to 22,034.16, 30,396.24 and 13,971.60 is: 19,273.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,034.16 : 30,396.24 = 13,971.60 : x
  2. Step 2: Convert to fraction form
    22,034.16/30,396.24 = 13,971.60/x
  3. Step 3: Cross multiply
    22,034.16x = 30,396.24 × 13,971.60
  4. Step 4: Simplify right side
    22,034.16x = 424,684,106.78
  5. Step 5: Solve for x
    x = 424,684,106.78/22,034.16
  6. Step 6: Final answer
    x = 19,273.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.