Home / 35,801.45-49,406.06-19,885.49

Finding the Fourth Proportional to 35,801.45, 49,406.06 and 19,885.49

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Solution

The fourth proportional to 35,801.45, 49,406.06 and 19,885.49 is: 27,442.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,801.45 : 49,406.06 = 19,885.49 : x
  2. Step 2: Convert to fraction form
    35,801.45/49,406.06 = 19,885.49/x
  3. Step 3: Cross multiply
    35,801.45x = 49,406.06 × 19,885.49
  4. Step 4: Simplify right side
    35,801.45x = 982,463,712.07
  5. Step 5: Solve for x
    x = 982,463,712.07/35,801.45
  6. Step 6: Final answer
    x = 27,442.01

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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.