Home / 14,126.55-21,181.50-5,362.08

Finding the Fourth Proportional to 14,126.55, 21,181.50 and 5,362.08

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Solution

The fourth proportional to 14,126.55, 21,181.50 and 5,362.08 is: 8,039.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,126.55 : 21,181.50 = 5,362.08 : x
  2. Step 2: Convert to fraction form
    14,126.55/21,181.50 = 5,362.08/x
  3. Step 3: Cross multiply
    14,126.55x = 21,181.50 × 5,362.08
  4. Step 4: Simplify right side
    14,126.55x = 113,576,897.52
  5. Step 5: Solve for x
    x = 113,576,897.52/14,126.55
  6. Step 6: Final answer
    x = 8,039.96

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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.