Home / 27,406.68-37,822.30-15,470.44

Finding the Fourth Proportional to 27,406.68, 37,822.30 and 15,470.44

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Solution

The fourth proportional to 27,406.68, 37,822.30 and 15,470.44 is: 21,349.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,406.68 : 37,822.30 = 15,470.44 : x
  2. Step 2: Convert to fraction form
    27,406.68/37,822.30 = 15,470.44/x
  3. Step 3: Cross multiply
    27,406.68x = 37,822.30 × 15,470.44
  4. Step 4: Simplify right side
    27,406.68x = 585,127,622.81
  5. Step 5: Solve for x
    x = 585,127,622.81/27,406.68
  6. Step 6: Final answer
    x = 21,349.82

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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.