Home / 22,441.65-30,969.60-12,369.57

Finding the Fourth Proportional to 22,441.65, 30,969.60 and 12,369.57

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Solution

The fourth proportional to 22,441.65, 30,969.60 and 12,369.57 is: 17,070.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,441.65 : 30,969.60 = 12,369.57 : x
  2. Step 2: Convert to fraction form
    22,441.65/30,969.60 = 12,369.57/x
  3. Step 3: Cross multiply
    22,441.65x = 30,969.60 × 12,369.57
  4. Step 4: Simplify right side
    22,441.65x = 383,080,635.07
  5. Step 5: Solve for x
    x = 383,080,635.07/22,441.65
  6. Step 6: Final answer
    x = 17,070.07

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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.