Home / 27,322.79-37,705.07-15,386.27

Finding the Fourth Proportional to 27,322.79, 37,705.07 and 15,386.27

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Solution

The fourth proportional to 27,322.79, 37,705.07 and 15,386.27 is: 21,232.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,322.79 : 37,705.07 = 15,386.27 : x
  2. Step 2: Convert to fraction form
    27,322.79/37,705.07 = 15,386.27/x
  3. Step 3: Cross multiply
    27,322.79x = 37,705.07 × 15,386.27
  4. Step 4: Simplify right side
    27,322.79x = 580,140,237.33
  5. Step 5: Solve for x
    x = 580,140,237.33/27,322.79
  6. Step 6: Final answer
    x = 21,232.84

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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.