Home / 38,048.68-56,989.80-19,296.40

Finding the Fourth Proportional to 38,048.68, 56,989.80 and 19,296.40

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Solution

The fourth proportional to 38,048.68, 56,989.80 and 19,296.40 is: 28,902.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,048.68 : 56,989.80 = 19,296.40 : x
  2. Step 2: Convert to fraction form
    38,048.68/56,989.80 = 19,296.40/x
  3. Step 3: Cross multiply
    38,048.68x = 56,989.80 × 19,296.40
  4. Step 4: Simplify right side
    38,048.68x = 1,099,697,976.72
  5. Step 5: Solve for x
    x = 1,099,697,976.72/38,048.68
  6. Step 6: Final answer
    x = 28,902.39

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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.