Home / 36,075.21-49,776.66-20,156.58

Finding the Fourth Proportional to 36,075.21, 49,776.66 and 20,156.58

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Solution

The fourth proportional to 36,075.21, 49,776.66 and 20,156.58 is: 27,812.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,075.21 : 49,776.66 = 20,156.58 : x
  2. Step 2: Convert to fraction form
    36,075.21/49,776.66 = 20,156.58/x
  3. Step 3: Cross multiply
    36,075.21x = 49,776.66 × 20,156.58
  4. Step 4: Simplify right side
    36,075.21x = 1,003,327,229.42
  5. Step 5: Solve for x
    x = 1,003,327,229.42/36,075.21
  6. Step 6: Final answer
    x = 27,812.10

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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.