Home / 18,225.22-27,351.15-11,667.46

Finding the Fourth Proportional to 18,225.22, 27,351.15 and 11,667.46

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Solution

The fourth proportional to 18,225.22, 27,351.15 and 11,667.46 is: 17,509.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,225.22 : 27,351.15 = 11,667.46 : x
  2. Step 2: Convert to fraction form
    18,225.22/27,351.15 = 11,667.46/x
  3. Step 3: Cross multiply
    18,225.22x = 27,351.15 × 11,667.46
  4. Step 4: Simplify right side
    18,225.22x = 319,118,448.58
  5. Step 5: Solve for x
    x = 319,118,448.58/18,225.22
  6. Step 6: Final answer
    x = 17,509.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.