Home / 14,940.77-22,411.17-5,453.78

Finding the Fourth Proportional to 14,940.77, 22,411.17 and 5,453.78

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Solution

The fourth proportional to 14,940.77, 22,411.17 and 5,453.78 is: 8,180.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,940.77 : 22,411.17 = 5,453.78 : x
  2. Step 2: Convert to fraction form
    14,940.77/22,411.17 = 5,453.78/x
  3. Step 3: Cross multiply
    14,940.77x = 22,411.17 × 5,453.78
  4. Step 4: Simplify right side
    14,940.77x = 122,225,478.67
  5. Step 5: Solve for x
    x = 122,225,478.67/14,940.77
  6. Step 6: Final answer
    x = 8,180.67

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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.