Home / 14,583.52-21,869.77-4,720.15

Finding the Fourth Proportional to 14,583.52, 21,869.77 and 4,720.15

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Solution

The fourth proportional to 14,583.52, 21,869.77 and 4,720.15 is: 7,078.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,583.52 : 21,869.77 = 4,720.15 : x
  2. Step 2: Convert to fraction form
    14,583.52/21,869.77 = 4,720.15/x
  3. Step 3: Cross multiply
    14,583.52x = 21,869.77 × 4,720.15
  4. Step 4: Simplify right side
    14,583.52x = 103,228,571.02
  5. Step 5: Solve for x
    x = 103,228,571.02/14,583.52
  6. Step 6: Final answer
    x = 7,078.44

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1.5x scale

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.