Home / 35,717.86-49,290.06-20,610.64

Finding the Fourth Proportional to 35,717.86, 49,290.06 and 20,610.64

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Solution

The fourth proportional to 35,717.86, 49,290.06 and 20,610.64 is: 28,442.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,717.86 : 49,290.06 = 20,610.64 : x
  2. Step 2: Convert to fraction form
    35,717.86/49,290.06 = 20,610.64/x
  3. Step 3: Cross multiply
    35,717.86x = 49,290.06 × 20,610.64
  4. Step 4: Simplify right side
    35,717.86x = 1,015,899,682.24
  5. Step 5: Solve for x
    x = 1,015,899,682.24/35,717.86
  6. Step 6: Final answer
    x = 28,442.34

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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.