Home / 14,621.54-21,931.95-4,626.98

Finding the Fourth Proportional to 14,621.54, 21,931.95 and 4,626.98

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Solution

The fourth proportional to 14,621.54, 21,931.95 and 4,626.98 is: 6,940.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,621.54 : 21,931.95 = 4,626.98 : x
  2. Step 2: Convert to fraction form
    14,621.54/21,931.95 = 4,626.98/x
  3. Step 3: Cross multiply
    14,621.54x = 21,931.95 × 4,626.98
  4. Step 4: Simplify right side
    14,621.54x = 101,478,694.01
  5. Step 5: Solve for x
    x = 101,478,694.01/14,621.54
  6. Step 6: Final answer
    x = 6,940.36

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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.