Home / 19,513.13-29,268.65-5,474.13

Finding the Fourth Proportional to 19,513.13, 29,268.65 and 5,474.13

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Solution

The fourth proportional to 19,513.13, 29,268.65 and 5,474.13 is: 8,210.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,513.13 : 29,268.65 = 5,474.13 : x
  2. Step 2: Convert to fraction form
    19,513.13/29,268.65 = 5,474.13/x
  3. Step 3: Cross multiply
    19,513.13x = 29,268.65 × 5,474.13
  4. Step 4: Simplify right side
    19,513.13x = 160,220,298.95
  5. Step 5: Solve for x
    x = 160,220,298.95/19,513.13
  6. Step 6: Final answer
    x = 8,210.90

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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.