Home / 11,372.76-16,965.81-10,577.34

Finding the Fourth Proportional to 11,372.76, 16,965.81 and 10,577.34

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Solution

The fourth proportional to 11,372.76, 16,965.81 and 10,577.34 is: 15,779.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,372.76 : 16,965.81 = 10,577.34 : x
  2. Step 2: Convert to fraction form
    11,372.76/16,965.81 = 10,577.34/x
  3. Step 3: Cross multiply
    11,372.76x = 16,965.81 × 10,577.34
  4. Step 4: Simplify right side
    11,372.76x = 179,453,140.75
  5. Step 5: Solve for x
    x = 179,453,140.75/11,372.76
  6. Step 6: Final answer
    x = 15,779.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.