Home / 14,098.94-21,147.20-5,776.58

Finding the Fourth Proportional to 14,098.94, 21,147.20 and 5,776.58

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Solution

The fourth proportional to 14,098.94, 21,147.20 and 5,776.58 is: 8,664.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,098.94 : 21,147.20 = 5,776.58 : x
  2. Step 2: Convert to fraction form
    14,098.94/21,147.20 = 5,776.58/x
  3. Step 3: Cross multiply
    14,098.94x = 21,147.20 × 5,776.58
  4. Step 4: Simplify right side
    14,098.94x = 122,158,492.58
  5. Step 5: Solve for x
    x = 122,158,492.58/14,098.94
  6. Step 6: Final answer
    x = 8,664.37

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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.