Home / 27,347.79-37,739.94-14,772.54

Finding the Fourth Proportional to 27,347.79, 37,739.94 and 14,772.54

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Solution

The fourth proportional to 27,347.79, 37,739.94 and 14,772.54 is: 20,386.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,347.79 : 37,739.94 = 14,772.54 : x
  2. Step 2: Convert to fraction form
    27,347.79/37,739.94 = 14,772.54/x
  3. Step 3: Cross multiply
    27,347.79x = 37,739.94 × 14,772.54
  4. Step 4: Simplify right side
    27,347.79x = 557,514,773.25
  5. Step 5: Solve for x
    x = 557,514,773.25/27,347.79
  6. Step 6: Final answer
    x = 20,386.10

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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.