Home / 22,442.46-30,970.58-12,371.07

Finding the Fourth Proportional to 22,442.46, 30,970.58 and 12,371.07

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Solution

The fourth proportional to 22,442.46, 30,970.58 and 12,371.07 is: 17,072.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,442.46 : 30,970.58 = 12,371.07 : x
  2. Step 2: Convert to fraction form
    22,442.46/30,970.58 = 12,371.07/x
  3. Step 3: Cross multiply
    22,442.46x = 30,970.58 × 12,371.07
  4. Step 4: Simplify right side
    22,442.46x = 383,139,214.97
  5. Step 5: Solve for x
    x = 383,139,214.97/22,442.46
  6. Step 6: Final answer
    x = 17,072.07

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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.