Home / 33,777.39-46,594.40-20,340.51

Finding the Fourth Proportional to 33,777.39, 46,594.40 and 20,340.51

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Solution

The fourth proportional to 33,777.39, 46,594.40 and 20,340.51 is: 28,058.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,777.39 : 46,594.40 = 20,340.51 : x
  2. Step 2: Convert to fraction form
    33,777.39/46,594.40 = 20,340.51/x
  3. Step 3: Cross multiply
    33,777.39x = 46,594.40 × 20,340.51
  4. Step 4: Simplify right side
    33,777.39x = 947,753,859.14
  5. Step 5: Solve for x
    x = 947,753,859.14/33,777.39
  6. Step 6: Final answer
    x = 28,058.82

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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.