Home / 14,795.28-20,412.68-10,071.36

Finding the Fourth Proportional to 14,795.28, 20,412.68 and 10,071.36

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Solution

The fourth proportional to 14,795.28, 20,412.68 and 10,071.36 is: 13,895.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,795.28 : 20,412.68 = 10,071.36 : x
  2. Step 2: Convert to fraction form
    14,795.28/20,412.68 = 10,071.36/x
  3. Step 3: Cross multiply
    14,795.28x = 20,412.68 × 10,071.36
  4. Step 4: Simplify right side
    14,795.28x = 205,583,398.49
  5. Step 5: Solve for x
    x = 205,583,398.49/14,795.28
  6. Step 6: Final answer
    x = 13,895.20

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.