Home / 26,154-39,231.36-14,490

Finding the Fourth Proportional to 26,154, 39,231.36 and 14,490

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Solution

The fourth proportional to 26,154, 39,231.36 and 14,490 is: 21,735.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,154 : 39,231.36 = 14,490 : x
  2. Step 2: Convert to fraction form
    26,154/39,231.36 = 14,490/x
  3. Step 3: Cross multiply
    26,154x = 39,231.36 × 14,490
  4. Step 4: Simplify right side
    26,154x = 568,462,406.40
  5. Step 5: Solve for x
    x = 568,462,406.40/26,154
  6. Step 6: Final answer
    x = 21,735.20

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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.