Home / 35,558.84-49,072.69-20,451.51

Finding the Fourth Proportional to 35,558.84, 49,072.69 and 20,451.51

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Solution

The fourth proportional to 35,558.84, 49,072.69 and 20,451.51 is: 28,223.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,558.84 : 49,072.69 = 20,451.51 : x
  2. Step 2: Convert to fraction form
    35,558.84/49,072.69 = 20,451.51/x
  3. Step 3: Cross multiply
    35,558.84x = 49,072.69 × 20,451.51
  4. Step 4: Simplify right side
    35,558.84x = 1,003,610,610.26
  5. Step 5: Solve for x
    x = 1,003,610,610.26/35,558.84
  6. Step 6: Final answer
    x = 28,223.94

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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.