Home / 14,629.81-21,946.88-4,240.21

Finding the Fourth Proportional to 14,629.81, 21,946.88 and 4,240.21

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Solution

The fourth proportional to 14,629.81, 21,946.88 and 4,240.21 is: 6,360.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,629.81 : 21,946.88 = 4,240.21 : x
  2. Step 2: Convert to fraction form
    14,629.81/21,946.88 = 4,240.21/x
  3. Step 3: Cross multiply
    14,629.81x = 21,946.88 × 4,240.21
  4. Step 4: Simplify right side
    14,629.81x = 93,059,380.04
  5. Step 5: Solve for x
    x = 93,059,380.04/14,629.81
  6. Step 6: Final answer
    x = 6,360.94

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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.