Home / 35,987.86-49,664.22-20,075.41

Finding the Fourth Proportional to 35,987.86, 49,664.22 and 20,075.41

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Solution

The fourth proportional to 35,987.86, 49,664.22 and 20,075.41 is: 27,704.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,987.86 : 49,664.22 = 20,075.41 : x
  2. Step 2: Convert to fraction form
    35,987.86/49,664.22 = 20,075.41/x
  3. Step 3: Cross multiply
    35,987.86x = 49,664.22 × 20,075.41
  4. Step 4: Simplify right side
    35,987.86x = 997,029,330.51
  5. Step 5: Solve for x
    x = 997,029,330.51/35,987.86
  6. Step 6: Final answer
    x = 27,704.61

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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.