Home / 35,973.15-49,647.44-20,664.48

Finding the Fourth Proportional to 35,973.15, 49,647.44 and 20,664.48

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Solution

The fourth proportional to 35,973.15, 49,647.44 and 20,664.48 is: 28,519.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,973.15 : 49,647.44 = 20,664.48 : x
  2. Step 2: Convert to fraction form
    35,973.15/49,647.44 = 20,664.48/x
  3. Step 3: Cross multiply
    35,973.15x = 49,647.44 × 20,664.48
  4. Step 4: Simplify right side
    35,973.15x = 1,025,938,427.61
  5. Step 5: Solve for x
    x = 1,025,938,427.61/35,973.15
  6. Step 6: Final answer
    x = 28,519.56

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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.