Home / 36,271.23-54,374.06-12,892.20

Finding the Fourth Proportional to 36,271.23, 54,374.06 and 12,892.20

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Solution

The fourth proportional to 36,271.23, 54,374.06 and 12,892.20 is: 19,326.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,271.23 : 54,374.06 = 12,892.20 : x
  2. Step 2: Convert to fraction form
    36,271.23/54,374.06 = 12,892.20/x
  3. Step 3: Cross multiply
    36,271.23x = 54,374.06 × 12,892.20
  4. Step 4: Simplify right side
    36,271.23x = 701,001,191.87
  5. Step 5: Solve for x
    x = 701,001,191.87/36,271.23
  6. Step 6: Final answer
    x = 19,326.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.