Home / 26,656.47-39,992.92-19,176.93

Finding the Fourth Proportional to 26,656.47, 39,992.92 and 19,176.93

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Solution

The fourth proportional to 26,656.47, 39,992.92 and 19,176.93 is: 28,771.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,656.47 : 39,992.92 = 19,176.93 : x
  2. Step 2: Convert to fraction form
    26,656.47/39,992.92 = 19,176.93/x
  3. Step 3: Cross multiply
    26,656.47x = 39,992.92 × 19,176.93
  4. Step 4: Simplify right side
    26,656.47x = 766,941,379.39
  5. Step 5: Solve for x
    x = 766,941,379.39/26,656.47
  6. Step 6: Final answer
    x = 28,771.30

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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.