Home / 25,219.14-34,802.12-13,888.40

Finding the Fourth Proportional to 25,219.14, 34,802.12 and 13,888.40

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Solution

The fourth proportional to 25,219.14, 34,802.12 and 13,888.40 is: 19,165.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,219.14 : 34,802.12 = 13,888.40 : x
  2. Step 2: Convert to fraction form
    25,219.14/34,802.12 = 13,888.40/x
  3. Step 3: Cross multiply
    25,219.14x = 34,802.12 × 13,888.40
  4. Step 4: Simplify right side
    25,219.14x = 483,345,763.41
  5. Step 5: Solve for x
    x = 483,345,763.41/25,219.14
  6. Step 6: Final answer
    x = 19,165.83

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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.