Home / 45,858.41-68,776.07-17,768.82

Finding the Fourth Proportional to 45,858.41, 68,776.07 and 17,768.82

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Solution

The fourth proportional to 45,858.41, 68,776.07 and 17,768.82 is: 26,648.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,858.41 : 68,776.07 = 17,768.82 : x
  2. Step 2: Convert to fraction form
    45,858.41/68,776.07 = 17,768.82/x
  3. Step 3: Cross multiply
    45,858.41x = 68,776.07 × 17,768.82
  4. Step 4: Simplify right side
    45,858.41x = 1,222,069,519.29
  5. Step 5: Solve for x
    x = 1,222,069,519.29/45,858.41
  6. Step 6: Final answer
    x = 26,648.76

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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.