Home / 15,204.56-22,775.96-12,732.40

Finding the Fourth Proportional to 15,204.56, 22,775.96 and 12,732.40

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Solution

The fourth proportional to 15,204.56, 22,775.96 and 12,732.40 is: 19,072.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,204.56 : 22,775.96 = 12,732.40 : x
  2. Step 2: Convert to fraction form
    15,204.56/22,775.96 = 12,732.40/x
  3. Step 3: Cross multiply
    15,204.56x = 22,775.96 × 12,732.40
  4. Step 4: Simplify right side
    15,204.56x = 289,992,633.10
  5. Step 5: Solve for x
    x = 289,992,633.10/15,204.56
  6. Step 6: Final answer
    x = 19,072.74

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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.