Home / 14,597.20-21,890.40-4,736.80

Finding the Fourth Proportional to 14,597.20, 21,890.40 and 4,736.80

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Solution

The fourth proportional to 14,597.20, 21,890.40 and 4,736.80 is: 7,103.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,597.20 : 21,890.40 = 4,736.80 : x
  2. Step 2: Convert to fraction form
    14,597.20/21,890.40 = 4,736.80/x
  3. Step 3: Cross multiply
    14,597.20x = 21,890.40 × 4,736.80
  4. Step 4: Simplify right side
    14,597.20x = 103,690,446.72
  5. Step 5: Solve for x
    x = 103,690,446.72/14,597.20
  6. Step 6: Final answer
    x = 7,103.45

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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.