Home / 27,291.53-37,660.29-15,352.57

Finding the Fourth Proportional to 27,291.53, 37,660.29 and 15,352.57

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Solution

The fourth proportional to 27,291.53, 37,660.29 and 15,352.57 is: 21,185.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,291.53 : 37,660.29 = 15,352.57 : x
  2. Step 2: Convert to fraction form
    27,291.53/37,660.29 = 15,352.57/x
  3. Step 3: Cross multiply
    27,291.53x = 37,660.29 × 15,352.57
  4. Step 4: Simplify right side
    27,291.53x = 578,182,238.45
  5. Step 5: Solve for x
    x = 578,182,238.45/27,291.53
  6. Step 6: Final answer
    x = 21,185.41

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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.