Home / 40,372.50-60,560.91-12,672.66

Finding the Fourth Proportional to 40,372.50, 60,560.91 and 12,672.66

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Solution

The fourth proportional to 40,372.50, 60,560.91 and 12,672.66 is: 19,009.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,372.50 : 60,560.91 = 12,672.66 : x
  2. Step 2: Convert to fraction form
    40,372.50/60,560.91 = 12,672.66/x
  3. Step 3: Cross multiply
    40,372.50x = 60,560.91 × 12,672.66
  4. Step 4: Simplify right side
    40,372.50x = 767,467,821.72
  5. Step 5: Solve for x
    x = 767,467,821.72/40,372.50
  6. Step 6: Final answer
    x = 19,009.67

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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.