Home / 30,528.60-45,806.07-16,485.83

Finding the Fourth Proportional to 30,528.60, 45,806.07 and 16,485.83

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Solution

The fourth proportional to 30,528.60, 45,806.07 and 16,485.83 is: 24,735.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,528.60 : 45,806.07 = 16,485.83 : x
  2. Step 2: Convert to fraction form
    30,528.60/45,806.07 = 16,485.83/x
  3. Step 3: Cross multiply
    30,528.60x = 45,806.07 × 16,485.83
  4. Step 4: Simplify right side
    30,528.60x = 755,151,082.99
  5. Step 5: Solve for x
    x = 755,151,082.99/30,528.60
  6. Step 6: Final answer
    x = 24,735.86

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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.