Home / 54,739.45-75,437.22-39,606.49

Finding the Fourth Proportional to 54,739.45, 75,437.22 and 39,606.49

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Solution

The fourth proportional to 54,739.45, 75,437.22 and 39,606.49 is: 54,582.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,739.45 : 75,437.22 = 39,606.49 : x
  2. Step 2: Convert to fraction form
    54,739.45/75,437.22 = 39,606.49/x
  3. Step 3: Cross multiply
    54,739.45x = 75,437.22 × 39,606.49
  4. Step 4: Simplify right side
    54,739.45x = 2,987,803,499.56
  5. Step 5: Solve for x
    x = 2,987,803,499.56/54,739.45
  6. Step 6: Final answer
    x = 54,582.27

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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.