Home / 14,681.26-21,966.72-8,736.25

Finding the Fourth Proportional to 14,681.26, 21,966.72 and 8,736.25

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Solution

The fourth proportional to 14,681.26, 21,966.72 and 8,736.25 is: 13,071.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,681.26 : 21,966.72 = 8,736.25 : x
  2. Step 2: Convert to fraction form
    14,681.26/21,966.72 = 8,736.25/x
  3. Step 3: Cross multiply
    14,681.26x = 21,966.72 × 8,736.25
  4. Step 4: Simplify right side
    14,681.26x = 191,906,757.60
  5. Step 5: Solve for x
    x = 191,906,757.60/14,681.26
  6. Step 6: Final answer
    x = 13,071.55

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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.