Home / 14,435.56-21,639.98-5,670.52

Finding the Fourth Proportional to 14,435.56, 21,639.98 and 5,670.52

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Solution

The fourth proportional to 14,435.56, 21,639.98 and 5,670.52 is: 8,500.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,435.56 : 21,639.98 = 5,670.52 : x
  2. Step 2: Convert to fraction form
    14,435.56/21,639.98 = 5,670.52/x
  3. Step 3: Cross multiply
    14,435.56x = 21,639.98 × 5,670.52
  4. Step 4: Simplify right side
    14,435.56x = 122,709,939.39
  5. Step 5: Solve for x
    x = 122,709,939.39/14,435.56
  6. Step 6: Final answer
    x = 8,500.53

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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.