Home / 21,554.82-32,289.03-9,851.94

Finding the Fourth Proportional to 21,554.82, 32,289.03 and 9,851.94

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Solution

The fourth proportional to 21,554.82, 32,289.03 and 9,851.94 is: 14,758.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,554.82 : 32,289.03 = 9,851.94 : x
  2. Step 2: Convert to fraction form
    21,554.82/32,289.03 = 9,851.94/x
  3. Step 3: Cross multiply
    21,554.82x = 32,289.03 × 9,851.94
  4. Step 4: Simplify right side
    21,554.82x = 318,109,586.22
  5. Step 5: Solve for x
    x = 318,109,586.22/21,554.82
  6. Step 6: Final answer
    x = 14,758.16

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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.