Home / 28,214.33-42,318.04-16,374.55

Finding the Fourth Proportional to 28,214.33, 42,318.04 and 16,374.55

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Solution

The fourth proportional to 28,214.33, 42,318.04 and 16,374.55 is: 24,559.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,214.33 : 42,318.04 = 16,374.55 : x
  2. Step 2: Convert to fraction form
    28,214.33/42,318.04 = 16,374.55/x
  3. Step 3: Cross multiply
    28,214.33x = 42,318.04 × 16,374.55
  4. Step 4: Simplify right side
    28,214.33x = 692,938,861.88
  5. Step 5: Solve for x
    x = 692,938,861.88/28,214.33
  6. Step 6: Final answer
    x = 24,559.82

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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.