Home / 15,554.04-23,211.62-13,893.12

Finding the Fourth Proportional to 15,554.04, 23,211.62 and 13,893.12

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Solution

The fourth proportional to 15,554.04, 23,211.62 and 13,893.12 is: 20,732.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,554.04 : 23,211.62 = 13,893.12 : x
  2. Step 2: Convert to fraction form
    15,554.04/23,211.62 = 13,893.12/x
  3. Step 3: Cross multiply
    15,554.04x = 23,211.62 × 13,893.12
  4. Step 4: Simplify right side
    15,554.04x = 322,481,752.59
  5. Step 5: Solve for x
    x = 322,481,752.59/15,554.04
  6. Step 6: Final answer
    x = 20,732.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.