Home / 45,373.41-68,049-14,208.66

Finding the Fourth Proportional to 45,373.41, 68,049 and 14,208.66

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Solution

The fourth proportional to 45,373.41, 68,049 and 14,208.66 is: 21,309.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,373.41 : 68,049 = 14,208.66 : x
  2. Step 2: Convert to fraction form
    45,373.41/68,049 = 14,208.66/x
  3. Step 3: Cross multiply
    45,373.41x = 68,049 × 14,208.66
  4. Step 4: Simplify right side
    45,373.41x = 966,885,104.34
  5. Step 5: Solve for x
    x = 966,885,104.34/45,373.41
  6. Step 6: Final answer
    x = 21,309.51

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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.