Home / 30,268.84-45,389.24-16,750.92

Finding the Fourth Proportional to 30,268.84, 45,389.24 and 16,750.92

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Solution

The fourth proportional to 30,268.84, 45,389.24 and 16,750.92 is: 25,118.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,268.84 : 45,389.24 = 16,750.92 : x
  2. Step 2: Convert to fraction form
    30,268.84/45,389.24 = 16,750.92/x
  3. Step 3: Cross multiply
    30,268.84x = 45,389.24 × 16,750.92
  4. Step 4: Simplify right side
    30,268.84x = 760,311,528.10
  5. Step 5: Solve for x
    x = 760,311,528.10/30,268.84
  6. Step 6: Final answer
    x = 25,118.62

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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.