Home / 14,222.55-19,628.87-8,560.25

Finding the Fourth Proportional to 14,222.55, 19,628.87 and 8,560.25

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Solution

The fourth proportional to 14,222.55, 19,628.87 and 8,560.25 is: 11,814.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,222.55 : 19,628.87 = 8,560.25 : x
  2. Step 2: Convert to fraction form
    14,222.55/19,628.87 = 8,560.25/x
  3. Step 3: Cross multiply
    14,222.55x = 19,628.87 × 8,560.25
  4. Step 4: Simplify right side
    14,222.55x = 168,027,893.47
  5. Step 5: Solve for x
    x = 168,027,893.47/14,222.55
  6. Step 6: Final answer
    x = 11,814.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.