Home / 19,147.72-26,422.50-10,765.48

Finding the Fourth Proportional to 19,147.72, 26,422.50 and 10,765.48

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Solution

The fourth proportional to 19,147.72, 26,422.50 and 10,765.48 is: 14,855.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,147.72 : 26,422.50 = 10,765.48 : x
  2. Step 2: Convert to fraction form
    19,147.72/26,422.50 = 10,765.48/x
  3. Step 3: Cross multiply
    19,147.72x = 26,422.50 × 10,765.48
  4. Step 4: Simplify right side
    19,147.72x = 284,450,895.30
  5. Step 5: Solve for x
    x = 284,450,895.30/19,147.72
  6. Step 6: Final answer
    x = 14,855.60

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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.