Home / 14,437.44-19,905.14-11,840.85

Finding the Fourth Proportional to 14,437.44, 19,905.14 and 11,840.85

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Solution

The fourth proportional to 14,437.44, 19,905.14 and 11,840.85 is: 16,325.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,437.44 : 19,905.14 = 11,840.85 : x
  2. Step 2: Convert to fraction form
    14,437.44/19,905.14 = 11,840.85/x
  3. Step 3: Cross multiply
    14,437.44x = 19,905.14 × 11,840.85
  4. Step 4: Simplify right side
    14,437.44x = 235,693,806.57
  5. Step 5: Solve for x
    x = 235,693,806.57/14,437.44
  6. Step 6: Final answer
    x = 16,325.18

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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.