Home / 38,746.36-58,145.10-14,122.36

Finding the Fourth Proportional to 38,746.36, 58,145.10 and 14,122.36

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Solution

The fourth proportional to 38,746.36, 58,145.10 and 14,122.36 is: 21,192.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,746.36 : 58,145.10 = 14,122.36 : x
  2. Step 2: Convert to fraction form
    38,746.36/58,145.10 = 14,122.36/x
  3. Step 3: Cross multiply
    38,746.36x = 58,145.10 × 14,122.36
  4. Step 4: Simplify right side
    38,746.36x = 821,146,034.44
  5. Step 5: Solve for x
    x = 821,146,034.44/38,746.36
  6. Step 6: Final answer
    x = 21,192.86

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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.