Home / 36,372.51-54,525.69-12,993.48

Finding the Fourth Proportional to 36,372.51, 54,525.69 and 12,993.48

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Solution

The fourth proportional to 36,372.51, 54,525.69 and 12,993.48 is: 19,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,372.51 : 54,525.69 = 12,993.48 : x
  2. Step 2: Convert to fraction form
    36,372.51/54,525.69 = 12,993.48/x
  3. Step 3: Cross multiply
    36,372.51x = 54,525.69 × 12,993.48
  4. Step 4: Simplify right side
    36,372.51x = 708,478,462.50
  5. Step 5: Solve for x
    x = 708,478,462.50/36,372.51
  6. Step 6: Final answer
    x = 19,478.40

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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.