Home / 45,621.06-68,410.74-14,020.11

Finding the Fourth Proportional to 45,621.06, 68,410.74 and 14,020.11

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Solution

The fourth proportional to 45,621.06, 68,410.74 and 14,020.11 is: 21,023.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,621.06 : 68,410.74 = 14,020.11 : x
  2. Step 2: Convert to fraction form
    45,621.06/68,410.74 = 14,020.11/x
  3. Step 3: Cross multiply
    45,621.06x = 68,410.74 × 14,020.11
  4. Step 4: Simplify right side
    45,621.06x = 959,126,285.81
  5. Step 5: Solve for x
    x = 959,126,285.81/45,621.06
  6. Step 6: Final answer
    x = 21,023.76

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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.