Home / 28,655.37-39,560.87-19,092.74

Finding the Fourth Proportional to 28,655.37, 39,560.87 and 19,092.74

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Solution

The fourth proportional to 28,655.37, 39,560.87 and 19,092.74 is: 26,358.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,655.37 : 39,560.87 = 19,092.74 : x
  2. Step 2: Convert to fraction form
    28,655.37/39,560.87 = 19,092.74/x
  3. Step 3: Cross multiply
    28,655.37x = 39,560.87 × 19,092.74
  4. Step 4: Simplify right side
    28,655.37x = 755,325,255.01
  5. Step 5: Solve for x
    x = 755,325,255.01/28,655.37
  6. Step 6: Final answer
    x = 26,358.94

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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.