Home / 28,712.01-39,634.73-26,918.49

Finding the Fourth Proportional to 28,712.01, 39,634.73 and 26,918.49

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Solution

The fourth proportional to 28,712.01, 39,634.73 and 26,918.49 is: 37,158.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,712.01 : 39,634.73 = 26,918.49 : x
  2. Step 2: Convert to fraction form
    28,712.01/39,634.73 = 26,918.49/x
  3. Step 3: Cross multiply
    28,712.01x = 39,634.73 × 26,918.49
  4. Step 4: Simplify right side
    28,712.01x = 1,066,907,083.16
  5. Step 5: Solve for x
    x = 1,066,907,083.16/28,712.01
  6. Step 6: Final answer
    x = 37,158.91

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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.