Home / 45,384.82-68,077.26-14,222.50

Finding the Fourth Proportional to 45,384.82, 68,077.26 and 14,222.50

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Solution

The fourth proportional to 45,384.82, 68,077.26 and 14,222.50 is: 21,333.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,384.82 : 68,077.26 = 14,222.50 : x
  2. Step 2: Convert to fraction form
    45,384.82/68,077.26 = 14,222.50/x
  3. Step 3: Cross multiply
    45,384.82x = 68,077.26 × 14,222.50
  4. Step 4: Simplify right side
    45,384.82x = 968,228,830.35
  5. Step 5: Solve for x
    x = 968,228,830.35/45,384.82
  6. Step 6: Final answer
    x = 21,333.76

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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.