Home / 14,205.60-21,302.64-4,969.44

Finding the Fourth Proportional to 14,205.60, 21,302.64 and 4,969.44

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Solution

The fourth proportional to 14,205.60, 21,302.64 and 4,969.44 is: 7,452.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,205.60 : 21,302.64 = 4,969.44 : x
  2. Step 2: Convert to fraction form
    14,205.60/21,302.64 = 4,969.44/x
  3. Step 3: Cross multiply
    14,205.60x = 21,302.64 × 4,969.44
  4. Step 4: Simplify right side
    14,205.60x = 105,862,191.32
  5. Step 5: Solve for x
    x = 105,862,191.32/14,205.60
  6. Step 6: Final answer
    x = 7,452.15

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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.