Home / 23,186.76-34,758.66-12,641.16

Finding the Fourth Proportional to 23,186.76, 34,758.66 and 12,641.16

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Solution

The fourth proportional to 23,186.76, 34,758.66 and 12,641.16 is: 18,950.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,186.76 : 34,758.66 = 12,641.16 : x
  2. Step 2: Convert to fraction form
    23,186.76/34,758.66 = 12,641.16/x
  3. Step 3: Cross multiply
    23,186.76x = 34,758.66 × 12,641.16
  4. Step 4: Simplify right side
    23,186.76x = 439,389,782.45
  5. Step 5: Solve for x
    x = 439,389,782.45/23,186.76
  6. Step 6: Final answer
    x = 18,950.03

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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.