Home / 22,721.64-34,071.14-14,395.32

Finding the Fourth Proportional to 22,721.64, 34,071.14 and 14,395.32

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Solution

The fourth proportional to 22,721.64, 34,071.14 and 14,395.32 is: 21,585.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,721.64 : 34,071.14 = 14,395.32 : x
  2. Step 2: Convert to fraction form
    22,721.64/34,071.14 = 14,395.32/x
  3. Step 3: Cross multiply
    22,721.64x = 34,071.14 × 14,395.32
  4. Step 4: Simplify right side
    22,721.64x = 490,464,792.71
  5. Step 5: Solve for x
    x = 490,464,792.71/22,721.64
  6. Step 6: Final answer
    x = 21,585.80

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Why These Related Problems?

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