Home / 20,446.94-30,518.70-17,623.68

Finding the Fourth Proportional to 20,446.94, 30,518.70 and 17,623.68

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Solution

The fourth proportional to 20,446.94, 30,518.70 and 17,623.68 is: 26,304.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,446.94 : 30,518.70 = 17,623.68 : x
  2. Step 2: Convert to fraction form
    20,446.94/30,518.70 = 17,623.68/x
  3. Step 3: Cross multiply
    20,446.94x = 30,518.70 × 17,623.68
  4. Step 4: Simplify right side
    20,446.94x = 537,851,802.82
  5. Step 5: Solve for x
    x = 537,851,802.82/20,446.94
  6. Step 6: Final answer
    x = 26,304.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.