Home / 36,260.72-50,039.88-20,345.16

Finding the Fourth Proportional to 36,260.72, 50,039.88 and 20,345.16

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Solution

The fourth proportional to 36,260.72, 50,039.88 and 20,345.16 is: 28,076.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,260.72 : 50,039.88 = 20,345.16 : x
  2. Step 2: Convert to fraction form
    36,260.72/50,039.88 = 20,345.16/x
  3. Step 3: Cross multiply
    36,260.72x = 50,039.88 × 20,345.16
  4. Step 4: Simplify right side
    36,260.72x = 1,018,069,364.98
  5. Step 5: Solve for x
    x = 1,018,069,364.98/36,260.72
  6. Step 6: Final answer
    x = 28,076.37

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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.