Home / 45,670.55-68,512.66-14,077.99

Finding the Fourth Proportional to 45,670.55, 68,512.66 and 14,077.99

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Solution

The fourth proportional to 45,670.55, 68,512.66 and 14,077.99 is: 21,119.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,670.55 : 68,512.66 = 14,077.99 : x
  2. Step 2: Convert to fraction form
    45,670.55/68,512.66 = 14,077.99/x
  3. Step 3: Cross multiply
    45,670.55x = 68,512.66 × 14,077.99
  4. Step 4: Simplify right side
    45,670.55x = 964,520,335.88
  5. Step 5: Solve for x
    x = 964,520,335.88/45,670.55
  6. Step 6: Final answer
    x = 21,119.09

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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.