Home / 18,863.24-26,031.71-10,365.89

Finding the Fourth Proportional to 18,863.24, 26,031.71 and 10,365.89

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Solution

The fourth proportional to 18,863.24, 26,031.71 and 10,365.89 is: 14,305.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,863.24 : 26,031.71 = 10,365.89 : x
  2. Step 2: Convert to fraction form
    18,863.24/26,031.71 = 10,365.89/x
  3. Step 3: Cross multiply
    18,863.24x = 26,031.71 × 10,365.89
  4. Step 4: Simplify right side
    18,863.24x = 269,841,790.54
  5. Step 5: Solve for x
    x = 269,841,790.54/18,863.24
  6. Step 6: Final answer
    x = 14,305.17

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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.