Home / 40,467.56-60,710.36-12,391.55

Finding the Fourth Proportional to 40,467.56, 60,710.36 and 12,391.55

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Solution

The fourth proportional to 40,467.56, 60,710.36 and 12,391.55 is: 18,590.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,467.56 : 60,710.36 = 12,391.55 : x
  2. Step 2: Convert to fraction form
    40,467.56/60,710.36 = 12,391.55/x
  3. Step 3: Cross multiply
    40,467.56x = 60,710.36 × 12,391.55
  4. Step 4: Simplify right side
    40,467.56x = 752,295,461.46
  5. Step 5: Solve for x
    x = 752,295,461.46/40,467.56
  6. Step 6: Final answer
    x = 18,590.09

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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.