Home / 22,441.85-30,969.97-12,370.68

Finding the Fourth Proportional to 22,441.85, 30,969.97 and 12,370.68

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Solution

The fourth proportional to 22,441.85, 30,969.97 and 12,370.68 is: 17,071.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,441.85 : 30,969.97 = 12,370.68 : x
  2. Step 2: Convert to fraction form
    22,441.85/30,969.97 = 12,370.68/x
  3. Step 3: Cross multiply
    22,441.85x = 30,969.97 × 12,370.68
  4. Step 4: Simplify right side
    22,441.85x = 383,119,588.48
  5. Step 5: Solve for x
    x = 383,119,588.48/22,441.85
  6. Step 6: Final answer
    x = 17,071.66

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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.