Home / 27,942.16-38,559.41-15,366.92

Finding the Fourth Proportional to 27,942.16, 38,559.41 and 15,366.92

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Solution

The fourth proportional to 27,942.16, 38,559.41 and 15,366.92 is: 21,205.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,942.16 : 38,559.41 = 15,366.92 : x
  2. Step 2: Convert to fraction form
    27,942.16/38,559.41 = 15,366.92/x
  3. Step 3: Cross multiply
    27,942.16x = 38,559.41 × 15,366.92
  4. Step 4: Simplify right side
    27,942.16x = 592,539,368.72
  5. Step 5: Solve for x
    x = 592,539,368.72/27,942.16
  6. Step 6: Final answer
    x = 21,205.93

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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.