Home / 14,571.16-21,858.90-5,335

Finding the Fourth Proportional to 14,571.16, 21,858.90 and 5,335

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Solution

The fourth proportional to 14,571.16, 21,858.90 and 5,335 is: 8,003.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,571.16 : 21,858.90 = 5,335 : x
  2. Step 2: Convert to fraction form
    14,571.16/21,858.90 = 5,335/x
  3. Step 3: Cross multiply
    14,571.16x = 21,858.90 × 5,335
  4. Step 4: Simplify right side
    14,571.16x = 116,617,231.50
  5. Step 5: Solve for x
    x = 116,617,231.50/14,571.16
  6. Step 6: Final answer
    x = 8,003.29

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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.