Home / 14,629.31-21,946.13-4,239.71

Finding the Fourth Proportional to 14,629.31, 21,946.13 and 4,239.71

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Solution

The fourth proportional to 14,629.31, 21,946.13 and 4,239.71 is: 6,360.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,629.31 : 21,946.13 = 4,239.71 : x
  2. Step 2: Convert to fraction form
    14,629.31/21,946.13 = 4,239.71/x
  3. Step 3: Cross multiply
    14,629.31x = 21,946.13 × 4,239.71
  4. Step 4: Simplify right side
    14,629.31x = 93,045,205.62
  5. Step 5: Solve for x
    x = 93,045,205.62/14,629.31
  6. Step 6: Final answer
    x = 6,360.19

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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.