Home / 18,869.77-26,040.72-10,372.33

Finding the Fourth Proportional to 18,869.77, 26,040.72 and 10,372.33

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Solution

The fourth proportional to 18,869.77, 26,040.72 and 10,372.33 is: 14,314.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,869.77 : 26,040.72 = 10,372.33 : x
  2. Step 2: Convert to fraction form
    18,869.77/26,040.72 = 10,372.33/x
  3. Step 3: Cross multiply
    18,869.77x = 26,040.72 × 10,372.33
  4. Step 4: Simplify right side
    18,869.77x = 270,102,941.28
  5. Step 5: Solve for x
    x = 270,102,941.28/18,869.77
  6. Step 6: Final answer
    x = 14,314.06

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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.