Home / 19,717.23-27,203.26-13,006.20

Finding the Fourth Proportional to 19,717.23, 27,203.26 and 13,006.20

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Solution

The fourth proportional to 19,717.23, 27,203.26 and 13,006.20 is: 17,944.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,717.23 : 27,203.26 = 13,006.20 : x
  2. Step 2: Convert to fraction form
    19,717.23/27,203.26 = 13,006.20/x
  3. Step 3: Cross multiply
    19,717.23x = 27,203.26 × 13,006.20
  4. Step 4: Simplify right side
    19,717.23x = 353,811,040.21
  5. Step 5: Solve for x
    x = 353,811,040.21/19,717.23
  6. Step 6: Final answer
    x = 17,944.26

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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.