Home / 36,208.45-49,966.80-20,075.68

Finding the Fourth Proportional to 36,208.45, 49,966.80 and 20,075.68

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Solution

The fourth proportional to 36,208.45, 49,966.80 and 20,075.68 is: 27,703.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,208.45 : 49,966.80 = 20,075.68 : x
  2. Step 2: Convert to fraction form
    36,208.45/49,966.80 = 20,075.68/x
  3. Step 3: Cross multiply
    36,208.45x = 49,966.80 × 20,075.68
  4. Step 4: Simplify right side
    36,208.45x = 1,003,117,237.59
  5. Step 5: Solve for x
    x = 1,003,117,237.59/36,208.45
  6. Step 6: Final answer
    x = 27,703.96

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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.