Home / 16,785.54-25,178.40-5,692.32

Finding the Fourth Proportional to 16,785.54, 25,178.40 and 5,692.32

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Solution

The fourth proportional to 16,785.54, 25,178.40 and 5,692.32 is: 8,538.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,785.54 : 25,178.40 = 5,692.32 : x
  2. Step 2: Convert to fraction form
    16,785.54/25,178.40 = 5,692.32/x
  3. Step 3: Cross multiply
    16,785.54x = 25,178.40 × 5,692.32
  4. Step 4: Simplify right side
    16,785.54x = 143,323,509.89
  5. Step 5: Solve for x
    x = 143,323,509.89/16,785.54
  6. Step 6: Final answer
    x = 8,538.51

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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.