Home / 27,427.06-37,849.71-15,327.01

Finding the Fourth Proportional to 27,427.06, 37,849.71 and 15,327.01

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Solution

The fourth proportional to 27,427.06, 37,849.71 and 15,327.01 is: 21,151.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,427.06 : 37,849.71 = 15,327.01 : x
  2. Step 2: Convert to fraction form
    27,427.06/37,849.71 = 15,327.01/x
  3. Step 3: Cross multiply
    27,427.06x = 37,849.71 × 15,327.01
  4. Step 4: Simplify right side
    27,427.06x = 580,122,883.67
  5. Step 5: Solve for x
    x = 580,122,883.67/27,427.06
  6. Step 6: Final answer
    x = 21,151.48

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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.