Home / 22,085.44-30,478.11-12,014.10

Finding the Fourth Proportional to 22,085.44, 30,478.11 and 12,014.10

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Solution

The fourth proportional to 22,085.44, 30,478.11 and 12,014.10 is: 16,579.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,085.44 : 30,478.11 = 12,014.10 : x
  2. Step 2: Convert to fraction form
    22,085.44/30,478.11 = 12,014.10/x
  3. Step 3: Cross multiply
    22,085.44x = 30,478.11 × 12,014.10
  4. Step 4: Simplify right side
    22,085.44x = 366,167,061.35
  5. Step 5: Solve for x
    x = 366,167,061.35/22,085.44
  6. Step 6: Final answer
    x = 16,579.57

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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.