Home / 18,722.80-25,835.35-10,767.59

Finding the Fourth Proportional to 18,722.80, 25,835.35 and 10,767.59

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Solution

The fourth proportional to 18,722.80, 25,835.35 and 10,767.59 is: 14,858.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,722.80 : 25,835.35 = 10,767.59 : x
  2. Step 2: Convert to fraction form
    18,722.80/25,835.35 = 10,767.59/x
  3. Step 3: Cross multiply
    18,722.80x = 25,835.35 × 10,767.59
  4. Step 4: Simplify right side
    18,722.80x = 278,184,456.31
  5. Step 5: Solve for x
    x = 278,184,456.31/18,722.80
  6. Step 6: Final answer
    x = 14,858.06

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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.