Home / 20,070.93-27,699.93-11,573.37

Finding the Fourth Proportional to 20,070.93, 27,699.93 and 11,573.37

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Solution

The fourth proportional to 20,070.93, 27,699.93 and 11,573.37 is: 15,972.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,070.93 : 27,699.93 = 11,573.37 : x
  2. Step 2: Convert to fraction form
    20,070.93/27,699.93 = 11,573.37/x
  3. Step 3: Cross multiply
    20,070.93x = 27,699.93 × 11,573.37
  4. Step 4: Simplify right side
    20,070.93x = 320,581,538.86
  5. Step 5: Solve for x
    x = 320,581,538.86/20,070.93
  6. Step 6: Final answer
    x = 15,972.43

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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.