Home / 13,527.25-20,291.87-4,643.24

Finding the Fourth Proportional to 13,527.25, 20,291.87 and 4,643.24

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Solution

The fourth proportional to 13,527.25, 20,291.87 and 4,643.24 is: 6,965.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,527.25 : 20,291.87 = 4,643.24 : x
  2. Step 2: Convert to fraction form
    13,527.25/20,291.87 = 4,643.24/x
  3. Step 3: Cross multiply
    13,527.25x = 20,291.87 × 4,643.24
  4. Step 4: Simplify right side
    13,527.25x = 94,219,932.61
  5. Step 5: Solve for x
    x = 94,219,932.61/13,527.25
  6. Step 6: Final answer
    x = 6,965.20

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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.