Home / 36,616.34-50,440.19-31,221.20

Finding the Fourth Proportional to 36,616.34, 50,440.19 and 31,221.20

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Solution

The fourth proportional to 36,616.34, 50,440.19 and 31,221.20 is: 43,008.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,616.34 : 50,440.19 = 31,221.20 : x
  2. Step 2: Convert to fraction form
    36,616.34/50,440.19 = 31,221.20/x
  3. Step 3: Cross multiply
    36,616.34x = 50,440.19 × 31,221.20
  4. Step 4: Simplify right side
    36,616.34x = 1,574,802,946.30
  5. Step 5: Solve for x
    x = 1,574,802,946.30/36,616.34
  6. Step 6: Final answer
    x = 43,008.21

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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.