Home / 19,207.92-26,497.50-12,836.07

Finding the Fourth Proportional to 19,207.92, 26,497.50 and 12,836.07

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Solution

The fourth proportional to 19,207.92, 26,497.50 and 12,836.07 is: 17,707.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,207.92 : 26,497.50 = 12,836.07 : x
  2. Step 2: Convert to fraction form
    19,207.92/26,497.50 = 12,836.07/x
  3. Step 3: Cross multiply
    19,207.92x = 26,497.50 × 12,836.07
  4. Step 4: Simplify right side
    19,207.92x = 340,123,764.83
  5. Step 5: Solve for x
    x = 340,123,764.83/19,207.92
  6. Step 6: Final answer
    x = 17,707.48

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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.