Home / 23,211.80-34,818.38-5,681.63

Finding the Fourth Proportional to 23,211.80, 34,818.38 and 5,681.63

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Solution

The fourth proportional to 23,211.80, 34,818.38 and 5,681.63 is: 8,522.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,211.80 : 34,818.38 = 5,681.63 : x
  2. Step 2: Convert to fraction form
    23,211.80/34,818.38 = 5,681.63/x
  3. Step 3: Cross multiply
    23,211.80x = 34,818.38 × 5,681.63
  4. Step 4: Simplify right side
    23,211.80x = 197,824,949.86
  5. Step 5: Solve for x
    x = 197,824,949.86/23,211.80
  6. Step 6: Final answer
    x = 8,522.60

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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.