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Finding the Fourth Proportional to 46,887.41, 70,331.11 and 14,055.41

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Solution

The fourth proportional to 46,887.41, 70,331.11 and 14,055.41 is: 21,083.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,887.41 : 70,331.11 = 14,055.41 : x
  2. Step 2: Convert to fraction form
    46,887.41/70,331.11 = 14,055.41/x
  3. Step 3: Cross multiply
    46,887.41x = 70,331.11 × 14,055.41
  4. Step 4: Simplify right side
    46,887.41x = 988,532,586.81
  5. Step 5: Solve for x
    x = 988,532,586.81/46,887.41
  6. Step 6: Final answer
    x = 21,083.11

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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.