Home / 14,060.40-21,098.70-5,301.60

Finding the Fourth Proportional to 14,060.40, 21,098.70 and 5,301.60

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Solution

The fourth proportional to 14,060.40, 21,098.70 and 5,301.60 is: 7,955.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,060.40 : 21,098.70 = 5,301.60 : x
  2. Step 2: Convert to fraction form
    14,060.40/21,098.70 = 5,301.60/x
  3. Step 3: Cross multiply
    14,060.40x = 21,098.70 × 5,301.60
  4. Step 4: Simplify right side
    14,060.40x = 111,856,867.92
  5. Step 5: Solve for x
    x = 111,856,867.92/14,060.40
  6. Step 6: Final answer
    x = 7,955.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.