Home / 19,907.16-27,472.14-11,522.04

Finding the Fourth Proportional to 19,907.16, 27,472.14 and 11,522.04

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Solution

The fourth proportional to 19,907.16, 27,472.14 and 11,522.04 is: 15,900.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,907.16 : 27,472.14 = 11,522.04 : x
  2. Step 2: Convert to fraction form
    19,907.16/27,472.14 = 11,522.04/x
  3. Step 3: Cross multiply
    19,907.16x = 27,472.14 × 11,522.04
  4. Step 4: Simplify right side
    19,907.16x = 316,535,095.97
  5. Step 5: Solve for x
    x = 316,535,095.97/19,907.16
  6. Step 6: Final answer
    x = 15,900.57

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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.