Home / 14,750.39-20,355.57-8,036

Finding the Fourth Proportional to 14,750.39, 20,355.57 and 8,036

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Solution

The fourth proportional to 14,750.39, 20,355.57 and 8,036 is: 11,089.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,750.39 : 20,355.57 = 8,036 : x
  2. Step 2: Convert to fraction form
    14,750.39/20,355.57 = 8,036/x
  3. Step 3: Cross multiply
    14,750.39x = 20,355.57 × 8,036
  4. Step 4: Simplify right side
    14,750.39x = 163,577,360.52
  5. Step 5: Solve for x
    x = 163,577,360.52/14,750.39
  6. Step 6: Final answer
    x = 11,089.70

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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.