Home / 21,009.24-29,006.24-13,062.26

Finding the Fourth Proportional to 21,009.24, 29,006.24 and 13,062.26

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Solution

The fourth proportional to 21,009.24, 29,006.24 and 13,062.26 is: 18,034.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,009.24 : 29,006.24 = 13,062.26 : x
  2. Step 2: Convert to fraction form
    21,009.24/29,006.24 = 13,062.26/x
  3. Step 3: Cross multiply
    21,009.24x = 29,006.24 × 13,062.26
  4. Step 4: Simplify right side
    21,009.24x = 378,887,055.71
  5. Step 5: Solve for x
    x = 378,887,055.71/21,009.24
  6. Step 6: Final answer
    x = 18,034.31

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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.