Home / 17,678.51-26,517.77-4,531.00

Finding the Fourth Proportional to 17,678.51, 26,517.77 and 4,531.00

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Solution

The fourth proportional to 17,678.51, 26,517.77 and 4,531.00 is: 6,796.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,678.51 : 26,517.77 = 4,531.00 : x
  2. Step 2: Convert to fraction form
    17,678.51/26,517.77 = 4,531.00/x
  3. Step 3: Cross multiply
    17,678.51x = 26,517.77 × 4,531.00
  4. Step 4: Simplify right side
    17,678.51x = 120,151,860.63
  5. Step 5: Solve for x
    x = 120,151,860.63/17,678.51
  6. Step 6: Final answer
    x = 6,796.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.