Home / 28,914.84-43,325.32-14,855.36

Finding the Fourth Proportional to 28,914.84, 43,325.32 and 14,855.36

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Solution

The fourth proportional to 28,914.84, 43,325.32 and 14,855.36 is: 22,258.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,914.84 : 43,325.32 = 14,855.36 : x
  2. Step 2: Convert to fraction form
    28,914.84/43,325.32 = 14,855.36/x
  3. Step 3: Cross multiply
    28,914.84x = 43,325.32 × 14,855.36
  4. Step 4: Simplify right side
    28,914.84x = 643,613,225.72
  5. Step 5: Solve for x
    x = 643,613,225.72/28,914.84
  6. Step 6: Final answer
    x = 22,258.92

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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.