Home / 54,900.41-82,355.47-15,457.86

Finding the Fourth Proportional to 54,900.41, 82,355.47 and 15,457.86

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Solution

The fourth proportional to 54,900.41, 82,355.47 and 15,457.86 is: 23,188.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,900.41 : 82,355.47 = 15,457.86 : x
  2. Step 2: Convert to fraction form
    54,900.41/82,355.47 = 15,457.86/x
  3. Step 3: Cross multiply
    54,900.41x = 82,355.47 × 15,457.86
  4. Step 4: Simplify right side
    54,900.41x = 1,273,039,325.49
  5. Step 5: Solve for x
    x = 1,273,039,325.49/54,900.41
  6. Step 6: Final answer
    x = 23,188.16

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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.