Home / 52,838.82-72,919.44-28,965.51

Finding the Fourth Proportional to 52,838.82, 72,919.44 and 28,965.51

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Solution

The fourth proportional to 52,838.82, 72,919.44 and 28,965.51 is: 39,973.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,838.82 : 72,919.44 = 28,965.51 : x
  2. Step 2: Convert to fraction form
    52,838.82/72,919.44 = 28,965.51/x
  3. Step 3: Cross multiply
    52,838.82x = 72,919.44 × 28,965.51
  4. Step 4: Simplify right side
    52,838.82x = 2,112,148,768.51
  5. Step 5: Solve for x
    x = 2,112,148,768.51/52,838.82
  6. Step 6: Final answer
    x = 39,973.43

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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.