Home / 16,692.89-23,037.28-9,619.76

Finding the Fourth Proportional to 16,692.89, 23,037.28 and 9,619.76

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Solution

The fourth proportional to 16,692.89, 23,037.28 and 9,619.76 is: 13,275.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,692.89 : 23,037.28 = 9,619.76 : x
  2. Step 2: Convert to fraction form
    16,692.89/23,037.28 = 9,619.76/x
  3. Step 3: Cross multiply
    16,692.89x = 23,037.28 × 9,619.76
  4. Step 4: Simplify right side
    16,692.89x = 221,613,138.20
  5. Step 5: Solve for x
    x = 221,613,138.20/16,692.89
  6. Step 6: Final answer
    x = 13,275.90

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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.