Home / 23,692.80-35,492.40-15,378.60

Finding the Fourth Proportional to 23,692.80, 35,492.40 and 15,378.60

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Solution

The fourth proportional to 23,692.80, 35,492.40 and 15,378.60 is: 23,037.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,692.80 : 35,492.40 = 15,378.60 : x
  2. Step 2: Convert to fraction form
    23,692.80/35,492.40 = 15,378.60/x
  3. Step 3: Cross multiply
    23,692.80x = 35,492.40 × 15,378.60
  4. Step 4: Simplify right side
    23,692.80x = 545,823,422.64
  5. Step 5: Solve for x
    x = 545,823,422.64/23,692.80
  6. Step 6: Final answer
    x = 23,037.52

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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.