Home / 36,048.72-49,746.76-20,133.43

Finding the Fourth Proportional to 36,048.72, 49,746.76 and 20,133.43

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Solution

The fourth proportional to 36,048.72, 49,746.76 and 20,133.43 is: 27,783.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,048.72 : 49,746.76 = 20,133.43 : x
  2. Step 2: Convert to fraction form
    36,048.72/49,746.76 = 20,133.43/x
  3. Step 3: Cross multiply
    36,048.72x = 49,746.76 × 20,133.43
  4. Step 4: Simplify right side
    36,048.72x = 1,001,572,910.19
  5. Step 5: Solve for x
    x = 1,001,572,910.19/36,048.72
  6. Step 6: Final answer
    x = 27,783.87

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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.