Home / 15,370.14-23,064.38-7,974.54

Finding the Fourth Proportional to 15,370.14, 23,064.38 and 7,974.54

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Solution

The fourth proportional to 15,370.14, 23,064.38 and 7,974.54 is: 11,966.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,370.14 : 23,064.38 = 7,974.54 : x
  2. Step 2: Convert to fraction form
    15,370.14/23,064.38 = 7,974.54/x
  3. Step 3: Cross multiply
    15,370.14x = 23,064.38 × 7,974.54
  4. Step 4: Simplify right side
    15,370.14x = 183,927,781.01
  5. Step 5: Solve for x
    x = 183,927,781.01/15,370.14
  6. Step 6: Final answer
    x = 11,966.57

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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.