Home / 19,117.92-26,383.04-10,620.59

Finding the Fourth Proportional to 19,117.92, 26,383.04 and 10,620.59

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Solution

The fourth proportional to 19,117.92, 26,383.04 and 10,620.59 is: 14,656.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,117.92 : 26,383.04 = 10,620.59 : x
  2. Step 2: Convert to fraction form
    19,117.92/26,383.04 = 10,620.59/x
  3. Step 3: Cross multiply
    19,117.92x = 26,383.04 × 10,620.59
  4. Step 4: Simplify right side
    19,117.92x = 280,203,450.79
  5. Step 5: Solve for x
    x = 280,203,450.79/19,117.92
  6. Step 6: Final answer
    x = 14,656.59

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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.