Home / 19,703.80-29,561.19-10,944.86

Finding the Fourth Proportional to 19,703.80, 29,561.19 and 10,944.86

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Solution

The fourth proportional to 19,703.80, 29,561.19 and 10,944.86 is: 16,420.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,703.80 : 29,561.19 = 10,944.86 : x
  2. Step 2: Convert to fraction form
    19,703.80/29,561.19 = 10,944.86/x
  3. Step 3: Cross multiply
    19,703.80x = 29,561.19 × 10,944.86
  4. Step 4: Simplify right side
    19,703.80x = 323,543,085.98
  5. Step 5: Solve for x
    x = 323,543,085.98/19,703.80
  6. Step 6: Final answer
    x = 16,420.34

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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.