Home / 18,862.94-26,031.32-10,365.26

Finding the Fourth Proportional to 18,862.94, 26,031.32 and 10,365.26

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Solution

The fourth proportional to 18,862.94, 26,031.32 and 10,365.26 is: 14,304.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,862.94 : 26,031.32 = 10,365.26 : x
  2. Step 2: Convert to fraction form
    18,862.94/26,031.32 = 10,365.26/x
  3. Step 3: Cross multiply
    18,862.94x = 26,031.32 × 10,365.26
  4. Step 4: Simplify right side
    18,862.94x = 269,821,399.94
  5. Step 5: Solve for x
    x = 269,821,399.94/18,862.94
  6. Step 6: Final answer
    x = 14,304.31

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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.