Home / 19,454.91-26,848.42-10,957.19

Finding the Fourth Proportional to 19,454.91, 26,848.42 and 10,957.19

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Solution

The fourth proportional to 19,454.91, 26,848.42 and 10,957.19 is: 15,121.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,454.91 : 26,848.42 = 10,957.19 : x
  2. Step 2: Convert to fraction form
    19,454.91/26,848.42 = 10,957.19/x
  3. Step 3: Cross multiply
    19,454.91x = 26,848.42 × 10,957.19
  4. Step 4: Simplify right side
    19,454.91x = 294,183,239.14
  5. Step 5: Solve for x
    x = 294,183,239.14/19,454.91
  6. Step 6: Final answer
    x = 15,121.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.