Home / 19,207.29-26,516.52-13,270.92

Finding the Fourth Proportional to 19,207.29, 26,516.52 and 13,270.92

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Solution

The fourth proportional to 19,207.29, 26,516.52 and 13,270.92 is: 18,321.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,207.29 : 26,516.52 = 13,270.92 : x
  2. Step 2: Convert to fraction form
    19,207.29/26,516.52 = 13,270.92/x
  3. Step 3: Cross multiply
    19,207.29x = 26,516.52 × 13,270.92
  4. Step 4: Simplify right side
    19,207.29x = 351,898,615.60
  5. Step 5: Solve for x
    x = 351,898,615.60/19,207.29
  6. Step 6: Final answer
    x = 18,321.10

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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.