Home / 27,538.06-38,002.38-15,601.36

Finding the Fourth Proportional to 27,538.06, 38,002.38 and 15,601.36

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Solution

The fourth proportional to 27,538.06, 38,002.38 and 15,601.36 is: 21,529.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,538.06 : 38,002.38 = 15,601.36 : x
  2. Step 2: Convert to fraction form
    27,538.06/38,002.38 = 15,601.36/x
  3. Step 3: Cross multiply
    27,538.06x = 38,002.38 × 15,601.36
  4. Step 4: Simplify right side
    27,538.06x = 592,888,977.06
  5. Step 5: Solve for x
    x = 592,888,977.06/27,538.06
  6. Step 6: Final answer
    x = 21,529.81

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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.