Home / 13,091.14-19,639.95-4,326.13

Finding the Fourth Proportional to 13,091.14, 19,639.95 and 4,326.13

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Solution

The fourth proportional to 13,091.14, 19,639.95 and 4,326.13 is: 6,490.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,091.14 : 19,639.95 = 4,326.13 : x
  2. Step 2: Convert to fraction form
    13,091.14/19,639.95 = 4,326.13/x
  3. Step 3: Cross multiply
    13,091.14x = 19,639.95 × 4,326.13
  4. Step 4: Simplify right side
    13,091.14x = 84,964,976.89
  5. Step 5: Solve for x
    x = 84,964,976.89/13,091.14
  6. Step 6: Final answer
    x = 6,490.27

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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.