Home / 50,108.44-69,155.48-28,888.47

Finding the Fourth Proportional to 50,108.44, 69,155.48 and 28,888.47

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Solution

The fourth proportional to 50,108.44, 69,155.48 and 28,888.47 is: 39,869.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,108.44 : 69,155.48 = 28,888.47 : x
  2. Step 2: Convert to fraction form
    50,108.44/69,155.48 = 28,888.47/x
  3. Step 3: Cross multiply
    50,108.44x = 69,155.48 × 28,888.47
  4. Step 4: Simplify right side
    50,108.44x = 1,997,796,009.32
  5. Step 5: Solve for x
    x = 1,997,796,009.32/50,108.44
  6. Step 6: Final answer
    x = 39,869.45

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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.