Home / 13,268.61-19,896.77-4,946.39

Finding the Fourth Proportional to 13,268.61, 19,896.77 and 4,946.39

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Solution

The fourth proportional to 13,268.61, 19,896.77 and 4,946.39 is: 7,417.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,268.61 : 19,896.77 = 4,946.39 : x
  2. Step 2: Convert to fraction form
    13,268.61/19,896.77 = 4,946.39/x
  3. Step 3: Cross multiply
    13,268.61x = 19,896.77 × 4,946.39
  4. Step 4: Simplify right side
    13,268.61x = 98,417,209.17
  5. Step 5: Solve for x
    x = 98,417,209.17/13,268.61
  6. Step 6: Final answer
    x = 7,417.30

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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.