Home / 36,857.63-50,812.00-31,169.51

Finding the Fourth Proportional to 36,857.63, 50,812.00 and 31,169.51

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Solution

The fourth proportional to 36,857.63, 50,812.00 and 31,169.51 is: 42,970.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,857.63 : 50,812.00 = 31,169.51 : x
  2. Step 2: Convert to fraction form
    36,857.63/50,812.00 = 31,169.51/x
  3. Step 3: Cross multiply
    36,857.63x = 50,812.00 × 31,169.51
  4. Step 4: Simplify right side
    36,857.63x = 1,583,784,732.21
  5. Step 5: Solve for x
    x = 1,583,784,732.21/36,857.63
  6. Step 6: Final answer
    x = 42,970.34

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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.