Home / 15,123.40-22,684.94-4,735.24

Finding the Fourth Proportional to 15,123.40, 22,684.94 and 4,735.24

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Solution

The fourth proportional to 15,123.40, 22,684.94 and 4,735.24 is: 7,102.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,123.40 : 22,684.94 = 4,735.24 : x
  2. Step 2: Convert to fraction form
    15,123.40/22,684.94 = 4,735.24/x
  3. Step 3: Cross multiply
    15,123.40x = 22,684.94 × 4,735.24
  4. Step 4: Simplify right side
    15,123.40x = 107,418,635.29
  5. Step 5: Solve for x
    x = 107,418,635.29/15,123.40
  6. Step 6: Final answer
    x = 7,102.81

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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.