Home / 11,099.37-15,302.21-10,755.39

Finding the Fourth Proportional to 11,099.37, 15,302.21 and 10,755.39

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Solution

The fourth proportional to 11,099.37, 15,302.21 and 10,755.39 is: 14,827.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,099.37 : 15,302.21 = 10,755.39 : x
  2. Step 2: Convert to fraction form
    11,099.37/15,302.21 = 10,755.39/x
  3. Step 3: Cross multiply
    11,099.37x = 15,302.21 × 10,755.39
  4. Step 4: Simplify right side
    11,099.37x = 164,581,182.63
  5. Step 5: Solve for x
    x = 164,581,182.63/11,099.37
  6. Step 6: Final answer
    x = 14,827.98

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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.