Home / 13,268.14-19,903.50-4,946.21

Finding the Fourth Proportional to 13,268.14, 19,903.50 and 4,946.21

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Solution

The fourth proportional to 13,268.14, 19,903.50 and 4,946.21 is: 7,419.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,268.14 : 19,903.50 = 4,946.21 : x
  2. Step 2: Convert to fraction form
    13,268.14/19,903.50 = 4,946.21/x
  3. Step 3: Cross multiply
    13,268.14x = 19,903.50 × 4,946.21
  4. Step 4: Simplify right side
    13,268.14x = 98,446,890.74
  5. Step 5: Solve for x
    x = 98,446,890.74/13,268.14
  6. Step 6: Final answer
    x = 7,419.80

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1.5x scale

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.