Home / 17,265.81-23,819.34-10,887.37

Finding the Fourth Proportional to 17,265.81, 23,819.34 and 10,887.37

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Solution

The fourth proportional to 17,265.81, 23,819.34 and 10,887.37 is: 15,019.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,265.81 : 23,819.34 = 10,887.37 : x
  2. Step 2: Convert to fraction form
    17,265.81/23,819.34 = 10,887.37/x
  3. Step 3: Cross multiply
    17,265.81x = 23,819.34 × 10,887.37
  4. Step 4: Simplify right side
    17,265.81x = 259,329,967.74
  5. Step 5: Solve for x
    x = 259,329,967.74/17,265.81
  6. Step 6: Final answer
    x = 15,019.86

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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.