Home / 36,074.26-54,111.75-12,700.90

Finding the Fourth Proportional to 36,074.26, 54,111.75 and 12,700.90

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Solution

The fourth proportional to 36,074.26, 54,111.75 and 12,700.90 is: 19,051.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,074.26 : 54,111.75 = 12,700.90 : x
  2. Step 2: Convert to fraction form
    36,074.26/54,111.75 = 12,700.90/x
  3. Step 3: Cross multiply
    36,074.26x = 54,111.75 × 12,700.90
  4. Step 4: Simplify right side
    36,074.26x = 687,267,925.58
  5. Step 5: Solve for x
    x = 687,267,925.58/36,074.26
  6. Step 6: Final answer
    x = 19,051.48

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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.