Home / 45,663.45-68,501.60-14,076.05

Finding the Fourth Proportional to 45,663.45, 68,501.60 and 14,076.05

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Solution

The fourth proportional to 45,663.45, 68,501.60 and 14,076.05 is: 21,116.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,663.45 : 68,501.60 = 14,076.05 : x
  2. Step 2: Convert to fraction form
    45,663.45/68,501.60 = 14,076.05/x
  3. Step 3: Cross multiply
    45,663.45x = 68,501.60 × 14,076.05
  4. Step 4: Simplify right side
    45,663.45x = 964,232,164.56
  5. Step 5: Solve for x
    x = 964,232,164.56/45,663.45
  6. Step 6: Final answer
    x = 21,116.06

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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.