Home / 27,236.90-37,585.50-18,283.16

Finding the Fourth Proportional to 27,236.90, 37,585.50 and 18,283.16

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Solution

The fourth proportional to 27,236.90, 37,585.50 and 18,283.16 is: 25,229.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,236.90 : 37,585.50 = 18,283.16 : x
  2. Step 2: Convert to fraction form
    27,236.90/37,585.50 = 18,283.16/x
  3. Step 3: Cross multiply
    27,236.90x = 37,585.50 × 18,283.16
  4. Step 4: Simplify right side
    27,236.90x = 687,181,710.18
  5. Step 5: Solve for x
    x = 687,181,710.18/27,236.90
  6. Step 6: Final answer
    x = 25,229.81

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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.