Home / 51,403.66-77,005.23-33,820.18

Finding the Fourth Proportional to 51,403.66, 77,005.23 and 33,820.18

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Solution

The fourth proportional to 51,403.66, 77,005.23 and 33,820.18 is: 50,664.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,403.66 : 77,005.23 = 33,820.18 : x
  2. Step 2: Convert to fraction form
    51,403.66/77,005.23 = 33,820.18/x
  3. Step 3: Cross multiply
    51,403.66x = 77,005.23 × 33,820.18
  4. Step 4: Simplify right side
    51,403.66x = 2,604,330,739.54
  5. Step 5: Solve for x
    x = 2,604,330,739.54/51,403.66
  6. Step 6: Final answer
    x = 50,664.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.