Home / 17,809.40-26,690.50-9,471.46

Finding the Fourth Proportional to 17,809.40, 26,690.50 and 9,471.46

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Solution

The fourth proportional to 17,809.40, 26,690.50 and 9,471.46 is: 14,194.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,809.40 : 26,690.50 = 9,471.46 : x
  2. Step 2: Convert to fraction form
    17,809.40/26,690.50 = 9,471.46/x
  3. Step 3: Cross multiply
    17,809.40x = 26,690.50 × 9,471.46
  4. Step 4: Simplify right side
    17,809.40x = 252,797,955.77
  5. Step 5: Solve for x
    x = 252,797,955.77/17,809.40
  6. Step 6: Final answer
    x = 14,194.64

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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.