Home / 17,429.49-26,239.08-15,879.46

Finding the Fourth Proportional to 17,429.49, 26,239.08 and 15,879.46

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Solution

The fourth proportional to 17,429.49, 26,239.08 and 15,879.46 is: 23,905.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,429.49 : 26,239.08 = 15,879.46 : x
  2. Step 2: Convert to fraction form
    17,429.49/26,239.08 = 15,879.46/x
  3. Step 3: Cross multiply
    17,429.49x = 26,239.08 × 15,879.46
  4. Step 4: Simplify right side
    17,429.49x = 416,662,421.30
  5. Step 5: Solve for x
    x = 416,662,421.30/17,429.49
  6. Step 6: Final answer
    x = 23,905.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.