Home / 18,863.17-26,031.64-10,365.23

Finding the Fourth Proportional to 18,863.17, 26,031.64 and 10,365.23

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Solution

The fourth proportional to 18,863.17, 26,031.64 and 10,365.23 is: 14,304.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,863.17 : 26,031.64 = 10,365.23 : x
  2. Step 2: Convert to fraction form
    18,863.17/26,031.64 = 10,365.23/x
  3. Step 3: Cross multiply
    18,863.17x = 26,031.64 × 10,365.23
  4. Step 4: Simplify right side
    18,863.17x = 269,823,935.88
  5. Step 5: Solve for x
    x = 269,823,935.88/18,863.17
  6. Step 6: Final answer
    x = 14,304.27

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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.