Home / 36,291.84-50,070.24-20,374.08

Finding the Fourth Proportional to 36,291.84, 50,070.24 and 20,374.08

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Solution

The fourth proportional to 36,291.84, 50,070.24 and 20,374.08 is: 28,109.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,291.84 : 50,070.24 = 20,374.08 : x
  2. Step 2: Convert to fraction form
    36,291.84/50,070.24 = 20,374.08/x
  3. Step 3: Cross multiply
    36,291.84x = 50,070.24 × 20,374.08
  4. Step 4: Simplify right side
    36,291.84x = 1,020,135,075.38
  5. Step 5: Solve for x
    x = 1,020,135,075.38/36,291.84
  6. Step 6: Final answer
    x = 28,109.21

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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.