Home / 14,681.38-20,260.35-7,967.07

Finding the Fourth Proportional to 14,681.38, 20,260.35 and 7,967.07

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Solution

The fourth proportional to 14,681.38, 20,260.35 and 7,967.07 is: 10,994.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,681.38 : 20,260.35 = 7,967.07 : x
  2. Step 2: Convert to fraction form
    14,681.38/20,260.35 = 7,967.07/x
  3. Step 3: Cross multiply
    14,681.38x = 20,260.35 × 7,967.07
  4. Step 4: Simplify right side
    14,681.38x = 161,415,626.67
  5. Step 5: Solve for x
    x = 161,415,626.67/14,681.38
  6. Step 6: Final answer
    x = 10,994.58

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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.