Home / 37,683.51-56,438.62-21,006.61

Finding the Fourth Proportional to 37,683.51, 56,438.62 and 21,006.61

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Solution

The fourth proportional to 37,683.51, 56,438.62 and 21,006.61 is: 31,461.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,683.51 : 56,438.62 = 21,006.61 : x
  2. Step 2: Convert to fraction form
    37,683.51/56,438.62 = 21,006.61/x
  3. Step 3: Cross multiply
    37,683.51x = 56,438.62 × 21,006.61
  4. Step 4: Simplify right side
    37,683.51x = 1,185,584,321.29
  5. Step 5: Solve for x
    x = 1,185,584,321.29/37,683.51
  6. Step 6: Final answer
    x = 31,461.62

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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.