Home / 36,039.90-49,735.17-20,124.93

Finding the Fourth Proportional to 36,039.90, 49,735.17 and 20,124.93

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Solution

The fourth proportional to 36,039.90, 49,735.17 and 20,124.93 is: 27,772.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,039.90 : 49,735.17 = 20,124.93 : x
  2. Step 2: Convert to fraction form
    36,039.90/49,735.17 = 20,124.93/x
  3. Step 3: Cross multiply
    36,039.90x = 49,735.17 × 20,124.93
  4. Step 4: Simplify right side
    36,039.90x = 1,000,916,814.79
  5. Step 5: Solve for x
    x = 1,000,916,814.79/36,039.90
  6. Step 6: Final answer
    x = 27,772.46

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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.