Home / 50,386.08-69,539.58-28,884.36

Finding the Fourth Proportional to 50,386.08, 69,539.58 and 28,884.36

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Solution

The fourth proportional to 50,386.08, 69,539.58 and 28,884.36 is: 39,864.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,386.08 : 69,539.58 = 28,884.36 : x
  2. Step 2: Convert to fraction form
    50,386.08/69,539.58 = 28,884.36/x
  3. Step 3: Cross multiply
    50,386.08x = 69,539.58 × 28,884.36
  4. Step 4: Simplify right side
    50,386.08x = 2,008,606,262.97
  5. Step 5: Solve for x
    x = 2,008,606,262.97/50,386.08
  6. Step 6: Final answer
    x = 39,864.31

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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.