Home / 14,347.93-21,523.13-3,959.68

Finding the Fourth Proportional to 14,347.93, 21,523.13 and 3,959.68

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Solution

The fourth proportional to 14,347.93, 21,523.13 and 3,959.68 is: 5,939.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,347.93 : 21,523.13 = 3,959.68 : x
  2. Step 2: Convert to fraction form
    14,347.93/21,523.13 = 3,959.68/x
  3. Step 3: Cross multiply
    14,347.93x = 21,523.13 × 3,959.68
  4. Step 4: Simplify right side
    14,347.93x = 85,224,653.59
  5. Step 5: Solve for x
    x = 85,224,653.59/14,347.93
  6. Step 6: Final answer
    x = 5,939.86

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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.