Home / 45,384.84-68,077.22-14,222.52

Finding the Fourth Proportional to 45,384.84, 68,077.22 and 14,222.52

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Solution

The fourth proportional to 45,384.84, 68,077.22 and 14,222.52 is: 21,333.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,384.84 : 68,077.22 = 14,222.52 : x
  2. Step 2: Convert to fraction form
    45,384.84/68,077.22 = 14,222.52/x
  3. Step 3: Cross multiply
    45,384.84x = 68,077.22 × 14,222.52
  4. Step 4: Simplify right side
    45,384.84x = 968,229,622.99
  5. Step 5: Solve for x
    x = 968,229,622.99/45,384.84
  6. Step 6: Final answer
    x = 21,333.77

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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.