Home / 14,347.42-21,531.06-5,582.38

Finding the Fourth Proportional to 14,347.42, 21,531.06 and 5,582.38

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Solution

The fourth proportional to 14,347.42, 21,531.06 and 5,582.38 is: 8,377.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,347.42 : 21,531.06 = 5,582.38 : x
  2. Step 2: Convert to fraction form
    14,347.42/21,531.06 = 5,582.38/x
  3. Step 3: Cross multiply
    14,347.42x = 21,531.06 × 5,582.38
  4. Step 4: Simplify right side
    14,347.42x = 120,194,558.72
  5. Step 5: Solve for x
    x = 120,194,558.72/14,347.42
  6. Step 6: Final answer
    x = 8,377.43

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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.