Home / 14,504.88-21,718.28-7,564.72

Finding the Fourth Proportional to 14,504.88, 21,718.28 and 7,564.72

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Solution

The fourth proportional to 14,504.88, 21,718.28 and 7,564.72 is: 11,326.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,504.88 : 21,718.28 = 7,564.72 : x
  2. Step 2: Convert to fraction form
    14,504.88/21,718.28 = 7,564.72/x
  3. Step 3: Cross multiply
    14,504.88x = 21,718.28 × 7,564.72
  4. Step 4: Simplify right side
    14,504.88x = 164,292,707.08
  5. Step 5: Solve for x
    x = 164,292,707.08/14,504.88
  6. Step 6: Final answer
    x = 11,326.72

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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.