Home / 14,201.04-21,284.28-8,266.80

Finding the Fourth Proportional to 14,201.04, 21,284.28 and 8,266.80

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Solution

The fourth proportional to 14,201.04, 21,284.28 and 8,266.80 is: 12,390.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,201.04 : 21,284.28 = 8,266.80 : x
  2. Step 2: Convert to fraction form
    14,201.04/21,284.28 = 8,266.80/x
  3. Step 3: Cross multiply
    14,201.04x = 21,284.28 × 8,266.80
  4. Step 4: Simplify right side
    14,201.04x = 175,952,885.90
  5. Step 5: Solve for x
    x = 175,952,885.90/14,201.04
  6. Step 6: Final answer
    x = 12,390.14

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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.