Home / 40,370.09-60,558.24-12,292.55

Finding the Fourth Proportional to 40,370.09, 60,558.24 and 12,292.55

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Solution

The fourth proportional to 40,370.09, 60,558.24 and 12,292.55 is: 18,439.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,370.09 : 60,558.24 = 12,292.55 : x
  2. Step 2: Convert to fraction form
    40,370.09/60,558.24 = 12,292.55/x
  3. Step 3: Cross multiply
    40,370.09x = 60,558.24 × 12,292.55
  4. Step 4: Simplify right side
    40,370.09x = 744,415,193.11
  5. Step 5: Solve for x
    x = 744,415,193.11/40,370.09
  6. Step 6: Final answer
    x = 18,439.77

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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.