Home / 28,966.60-43,466.10-12,323.80

Finding the Fourth Proportional to 28,966.60, 43,466.10 and 12,323.80

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Solution

The fourth proportional to 28,966.60, 43,466.10 and 12,323.80 is: 18,492.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,966.60 : 43,466.10 = 12,323.80 : x
  2. Step 2: Convert to fraction form
    28,966.60/43,466.10 = 12,323.80/x
  3. Step 3: Cross multiply
    28,966.60x = 43,466.10 × 12,323.80
  4. Step 4: Simplify right side
    28,966.60x = 535,667,523.18
  5. Step 5: Solve for x
    x = 535,667,523.18/28,966.60
  6. Step 6: Final answer
    x = 18,492.59

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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.