Home / 13,268.64-19,904.25-4,946.71

Finding the Fourth Proportional to 13,268.64, 19,904.25 and 4,946.71

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Solution

The fourth proportional to 13,268.64, 19,904.25 and 4,946.71 is: 7,420.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,268.64 : 19,904.25 = 4,946.71 : x
  2. Step 2: Convert to fraction form
    13,268.64/19,904.25 = 4,946.71/x
  3. Step 3: Cross multiply
    13,268.64x = 19,904.25 × 4,946.71
  4. Step 4: Simplify right side
    13,268.64x = 98,460,552.52
  5. Step 5: Solve for x
    x = 98,460,552.52/13,268.64
  6. Step 6: Final answer
    x = 7,420.55

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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.