Home / 48,400.60-72,582.24-18,814.48

Finding the Fourth Proportional to 48,400.60, 72,582.24 and 18,814.48

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Solution

The fourth proportional to 48,400.60, 72,582.24 and 18,814.48 is: 28,214.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,400.60 : 72,582.24 = 18,814.48 : x
  2. Step 2: Convert to fraction form
    48,400.60/72,582.24 = 18,814.48/x
  3. Step 3: Cross multiply
    48,400.60x = 72,582.24 × 18,814.48
  4. Step 4: Simplify right side
    48,400.60x = 1,365,597,102.84
  5. Step 5: Solve for x
    x = 1,365,597,102.84/48,400.60
  6. Step 6: Final answer
    x = 28,214.47

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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.