Home / 13,952.04-19,255.08-9,172.23

Finding the Fourth Proportional to 13,952.04, 19,255.08 and 9,172.23

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Solution

The fourth proportional to 13,952.04, 19,255.08 and 9,172.23 is: 12,658.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,952.04 : 19,255.08 = 9,172.23 : x
  2. Step 2: Convert to fraction form
    13,952.04/19,255.08 = 9,172.23/x
  3. Step 3: Cross multiply
    13,952.04x = 19,255.08 × 9,172.23
  4. Step 4: Simplify right side
    13,952.04x = 176,612,022.43
  5. Step 5: Solve for x
    x = 176,612,022.43/13,952.04
  6. Step 6: Final answer
    x = 12,658.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.