Home / 37,056.65-51,137.66-20,289.65

Finding the Fourth Proportional to 37,056.65, 51,137.66 and 20,289.65

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Solution

The fourth proportional to 37,056.65, 51,137.66 and 20,289.65 is: 27,999.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,056.65 : 51,137.66 = 20,289.65 : x
  2. Step 2: Convert to fraction form
    37,056.65/51,137.66 = 20,289.65/x
  3. Step 3: Cross multiply
    37,056.65x = 51,137.66 × 20,289.65
  4. Step 4: Simplify right side
    37,056.65x = 1,037,565,018.25
  5. Step 5: Solve for x
    x = 1,037,565,018.25/37,056.65
  6. Step 6: Final answer
    x = 27,999.43

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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.