Home / 40,587.70-60,889.92-14,310.76

Finding the Fourth Proportional to 40,587.70, 60,889.92 and 14,310.76

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Solution

The fourth proportional to 40,587.70, 60,889.92 and 14,310.76 is: 21,469.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,587.70 : 60,889.92 = 14,310.76 : x
  2. Step 2: Convert to fraction form
    40,587.70/60,889.92 = 14,310.76/x
  3. Step 3: Cross multiply
    40,587.70x = 60,889.92 × 14,310.76
  4. Step 4: Simplify right side
    40,587.70x = 871,381,031.54
  5. Step 5: Solve for x
    x = 871,381,031.54/40,587.70
  6. Step 6: Final answer
    x = 21,469.09

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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.