Home / 14,218.47-21,334.91-9,591.75

Finding the Fourth Proportional to 14,218.47, 21,334.91 and 9,591.75

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Solution

The fourth proportional to 14,218.47, 21,334.91 and 9,591.75 is: 14,392.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,218.47 : 21,334.91 = 9,591.75 : x
  2. Step 2: Convert to fraction form
    14,218.47/21,334.91 = 9,591.75/x
  3. Step 3: Cross multiply
    14,218.47x = 21,334.91 × 9,591.75
  4. Step 4: Simplify right side
    14,218.47x = 204,639,075.03
  5. Step 5: Solve for x
    x = 204,639,075.03/14,218.47
  6. Step 6: Final answer
    x = 14,392.48

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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.