Home / 45,761.37-68,635.01-12,484.14

Finding the Fourth Proportional to 45,761.37, 68,635.01 and 12,484.14

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Solution

The fourth proportional to 45,761.37, 68,635.01 and 12,484.14 is: 18,724.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,761.37 : 68,635.01 = 12,484.14 : x
  2. Step 2: Convert to fraction form
    45,761.37/68,635.01 = 12,484.14/x
  3. Step 3: Cross multiply
    45,761.37x = 68,635.01 × 12,484.14
  4. Step 4: Simplify right side
    45,761.37x = 856,849,011.32
  5. Step 5: Solve for x
    x = 856,849,011.32/45,761.37
  6. Step 6: Final answer
    x = 18,724.29

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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.