Home / 27,463.13-37,862.46-21,816.62

Finding the Fourth Proportional to 27,463.13, 37,862.46 and 21,816.62

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Solution

The fourth proportional to 27,463.13, 37,862.46 and 21,816.62 is: 30,077.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,463.13 : 37,862.46 = 21,816.62 : x
  2. Step 2: Convert to fraction form
    27,463.13/37,862.46 = 21,816.62/x
  3. Step 3: Cross multiply
    27,463.13x = 37,862.46 × 21,816.62
  4. Step 4: Simplify right side
    27,463.13x = 826,030,712.77
  5. Step 5: Solve for x
    x = 826,030,712.77/27,463.13
  6. Step 6: Final answer
    x = 30,077.81

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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.