Home / 28,370.55-42,582.11-14,340.50

Finding the Fourth Proportional to 28,370.55, 42,582.11 and 14,340.50

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Solution

The fourth proportional to 28,370.55, 42,582.11 and 14,340.50 is: 21,524.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,370.55 : 42,582.11 = 14,340.50 : x
  2. Step 2: Convert to fraction form
    28,370.55/42,582.11 = 14,340.50/x
  3. Step 3: Cross multiply
    28,370.55x = 42,582.11 × 14,340.50
  4. Step 4: Simplify right side
    28,370.55x = 610,648,748.46
  5. Step 5: Solve for x
    x = 610,648,748.46/28,370.55
  6. Step 6: Final answer
    x = 21,524.04

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.