Home / 35,974.98-49,632.48-20,859.35

Finding the Fourth Proportional to 35,974.98, 49,632.48 and 20,859.35

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Solution

The fourth proportional to 35,974.98, 49,632.48 and 20,859.35 is: 28,778.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,974.98 : 49,632.48 = 20,859.35 : x
  2. Step 2: Convert to fraction form
    35,974.98/49,632.48 = 20,859.35/x
  3. Step 3: Cross multiply
    35,974.98x = 49,632.48 × 20,859.35
  4. Step 4: Simplify right side
    35,974.98x = 1,035,301,023.53
  5. Step 5: Solve for x
    x = 1,035,301,023.53/35,974.98
  6. Step 6: Final answer
    x = 28,778.36

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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.