Home / 28,482.73-42,733.23-13,692.73

Finding the Fourth Proportional to 28,482.73, 42,733.23 and 13,692.73

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Solution

The fourth proportional to 28,482.73, 42,733.23 and 13,692.73 is: 20,543.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,482.73 : 42,733.23 = 13,692.73 : x
  2. Step 2: Convert to fraction form
    28,482.73/42,733.23 = 13,692.73/x
  3. Step 3: Cross multiply
    28,482.73x = 42,733.23 × 13,692.73
  4. Step 4: Simplify right side
    28,482.73x = 585,134,580.42
  5. Step 5: Solve for x
    x = 585,134,580.42/28,482.73
  6. Step 6: Final answer
    x = 20,543.49

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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.