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Finding the Fourth Proportional to 14,504.76, 21,725.88 and 9,798.88

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Solution

The fourth proportional to 14,504.76, 21,725.88 and 9,798.88 is: 14,677.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,504.76 : 21,725.88 = 9,798.88 : x
  2. Step 2: Convert to fraction form
    14,504.76/21,725.88 = 9,798.88/x
  3. Step 3: Cross multiply
    14,504.76x = 21,725.88 × 9,798.88
  4. Step 4: Simplify right side
    14,504.76x = 212,889,291.01
  5. Step 5: Solve for x
    x = 212,889,291.01/14,504.76
  6. Step 6: Final answer
    x = 14,677.20

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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.