Home / 28,984.60-43,483.20-16,510.60

Finding the Fourth Proportional to 28,984.60, 43,483.20 and 16,510.60

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Solution

The fourth proportional to 28,984.60, 43,483.20 and 16,510.60 is: 24,769.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,984.60 : 43,483.20 = 16,510.60 : x
  2. Step 2: Convert to fraction form
    28,984.60/43,483.20 = 16,510.60/x
  3. Step 3: Cross multiply
    28,984.60x = 43,483.20 × 16,510.60
  4. Step 4: Simplify right side
    28,984.60x = 717,933,721.92
  5. Step 5: Solve for x
    x = 717,933,721.92/28,984.60
  6. Step 6: Final answer
    x = 24,769.49

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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.