Home / 45,185.40-67,758.66-14,023.08

Finding the Fourth Proportional to 45,185.40, 67,758.66 and 14,023.08

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Solution

The fourth proportional to 45,185.40, 67,758.66 and 14,023.08 is: 21,028.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,185.40 : 67,758.66 = 14,023.08 : x
  2. Step 2: Convert to fraction form
    45,185.40/67,758.66 = 14,023.08/x
  3. Step 3: Cross multiply
    45,185.40x = 67,758.66 × 14,023.08
  4. Step 4: Simplify right side
    45,185.40x = 950,185,109.87
  5. Step 5: Solve for x
    x = 950,185,109.87/45,185.40
  6. Step 6: Final answer
    x = 21,028.59

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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.