Home / 40,391.52-60,586.41-10,809.35

Finding the Fourth Proportional to 40,391.52, 60,586.41 and 10,809.35

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Solution

The fourth proportional to 40,391.52, 60,586.41 and 10,809.35 is: 16,213.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,391.52 : 60,586.41 = 10,809.35 : x
  2. Step 2: Convert to fraction form
    40,391.52/60,586.41 = 10,809.35/x
  3. Step 3: Cross multiply
    40,391.52x = 60,586.41 × 10,809.35
  4. Step 4: Simplify right side
    40,391.52x = 654,899,710.93
  5. Step 5: Solve for x
    x = 654,899,710.93/40,391.52
  6. Step 6: Final answer
    x = 16,213.79

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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.