Home / 14,285.38-21,422.55-5,969.32

Finding the Fourth Proportional to 14,285.38, 21,422.55 and 5,969.32

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Solution

The fourth proportional to 14,285.38, 21,422.55 and 5,969.32 is: 8,951.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,285.38 : 21,422.55 = 5,969.32 : x
  2. Step 2: Convert to fraction form
    14,285.38/21,422.55 = 5,969.32/x
  3. Step 3: Cross multiply
    14,285.38x = 21,422.55 × 5,969.32
  4. Step 4: Simplify right side
    14,285.38x = 127,878,056.17
  5. Step 5: Solve for x
    x = 127,878,056.17/14,285.38
  6. Step 6: Final answer
    x = 8,951.67

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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.