Home / 36,020.04-49,707.20-19,887.48

Finding the Fourth Proportional to 36,020.04, 49,707.20 and 19,887.48

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Solution

The fourth proportional to 36,020.04, 49,707.20 and 19,887.48 is: 27,444.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,020.04 : 49,707.20 = 19,887.48 : x
  2. Step 2: Convert to fraction form
    36,020.04/49,707.20 = 19,887.48/x
  3. Step 3: Cross multiply
    36,020.04x = 49,707.20 × 19,887.48
  4. Step 4: Simplify right side
    36,020.04x = 988,550,945.86
  5. Step 5: Solve for x
    x = 988,550,945.86/36,020.04
  6. Step 6: Final answer
    x = 27,444.47

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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.