Home / 27,966.04-41,949-19,174.28

Finding the Fourth Proportional to 27,966.04, 41,949 and 19,174.28

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Solution

The fourth proportional to 27,966.04, 41,949 and 19,174.28 is: 28,761.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,966.04 : 41,949 = 19,174.28 : x
  2. Step 2: Convert to fraction form
    27,966.04/41,949 = 19,174.28/x
  3. Step 3: Cross multiply
    27,966.04x = 41,949 × 19,174.28
  4. Step 4: Simplify right side
    27,966.04x = 804,341,871.72
  5. Step 5: Solve for x
    x = 804,341,871.72/27,966.04
  6. Step 6: Final answer
    x = 28,761.38

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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.