Home / 30,357.02-41,892.83-16,928.84

Finding the Fourth Proportional to 30,357.02, 41,892.83 and 16,928.84

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Solution

The fourth proportional to 30,357.02, 41,892.83 and 16,928.84 is: 23,361.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,357.02 : 41,892.83 = 16,928.84 : x
  2. Step 2: Convert to fraction form
    30,357.02/41,892.83 = 16,928.84/x
  3. Step 3: Cross multiply
    30,357.02x = 41,892.83 × 16,928.84
  4. Step 4: Simplify right side
    30,357.02x = 709,196,722.11
  5. Step 5: Solve for x
    x = 709,196,722.11/30,357.02
  6. Step 6: Final answer
    x = 23,361.87

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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.