Home / 37,497.68-51,746.64-20,730.80

Finding the Fourth Proportional to 37,497.68, 51,746.64 and 20,730.80

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Solution

The fourth proportional to 37,497.68, 51,746.64 and 20,730.80 is: 28,608.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,497.68 : 51,746.64 = 20,730.80 : x
  2. Step 2: Convert to fraction form
    37,497.68/51,746.64 = 20,730.80/x
  3. Step 3: Cross multiply
    37,497.68x = 51,746.64 × 20,730.80
  4. Step 4: Simplify right side
    37,497.68x = 1,072,749,244.51
  5. Step 5: Solve for x
    x = 1,072,749,244.51/37,497.68
  6. Step 6: Final answer
    x = 28,608.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.