Home / 19,141.16-26,440.07-15,964.83

Finding the Fourth Proportional to 19,141.16, 26,440.07 and 15,964.83

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Solution

The fourth proportional to 19,141.16, 26,440.07 and 15,964.83 is: 22,052.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,141.16 : 26,440.07 = 15,964.83 : x
  2. Step 2: Convert to fraction form
    19,141.16/26,440.07 = 15,964.83/x
  3. Step 3: Cross multiply
    19,141.16x = 26,440.07 × 15,964.83
  4. Step 4: Simplify right side
    19,141.16x = 422,111,142.91
  5. Step 5: Solve for x
    x = 422,111,142.91/19,141.16
  6. Step 6: Final answer
    x = 22,052.54

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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.