Home / 15,426.96-23,137.51-7,521.54

Finding the Fourth Proportional to 15,426.96, 23,137.51 and 7,521.54

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Solution

The fourth proportional to 15,426.96, 23,137.51 and 7,521.54 is: 11,280.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,426.96 : 23,137.51 = 7,521.54 : x
  2. Step 2: Convert to fraction form
    15,426.96/23,137.51 = 7,521.54/x
  3. Step 3: Cross multiply
    15,426.96x = 23,137.51 × 7,521.54
  4. Step 4: Simplify right side
    15,426.96x = 174,029,706.97
  5. Step 5: Solve for x
    x = 174,029,706.97/15,426.96
  6. Step 6: Final answer
    x = 11,280.88

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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.