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Finding the Fourth Proportional to 14,804.66, 20,410.53 and 14,346.02

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Solution

The fourth proportional to 14,804.66, 20,410.53 and 14,346.02 is: 19,778.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,804.66 : 20,410.53 = 14,346.02 : x
  2. Step 2: Convert to fraction form
    14,804.66/20,410.53 = 14,346.02/x
  3. Step 3: Cross multiply
    14,804.66x = 20,410.53 × 14,346.02
  4. Step 4: Simplify right side
    14,804.66x = 292,809,871.59
  5. Step 5: Solve for x
    x = 292,809,871.59/14,804.66
  6. Step 6: Final answer
    x = 19,778.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.