Home / 50,398.47-69,552.75-28,891.77

Finding the Fourth Proportional to 50,398.47, 69,552.75 and 28,891.77

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Solution

The fourth proportional to 50,398.47, 69,552.75 and 28,891.77 is: 39,872.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,398.47 : 69,552.75 = 28,891.77 : x
  2. Step 2: Convert to fraction form
    50,398.47/69,552.75 = 28,891.77/x
  3. Step 3: Cross multiply
    50,398.47x = 69,552.75 × 28,891.77
  4. Step 4: Simplify right side
    50,398.47x = 2,009,502,055.87
  5. Step 5: Solve for x
    x = 2,009,502,055.87/50,398.47
  6. Step 6: Final answer
    x = 39,872.28

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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.