Home / 30,384.60-41,913.88-17,806.92

Finding the Fourth Proportional to 30,384.60, 41,913.88 and 17,806.92

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Solution

The fourth proportional to 30,384.60, 41,913.88 and 17,806.92 is: 24,563.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,384.60 : 41,913.88 = 17,806.92 : x
  2. Step 2: Convert to fraction form
    30,384.60/41,913.88 = 17,806.92/x
  3. Step 3: Cross multiply
    30,384.60x = 41,913.88 × 17,806.92
  4. Step 4: Simplify right side
    30,384.60x = 746,357,108.05
  5. Step 5: Solve for x
    x = 746,357,108.05/30,384.60
  6. Step 6: Final answer
    x = 24,563.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.