Home / 17,585.18-26,353.14-12,631.62

Finding the Fourth Proportional to 17,585.18, 26,353.14 and 12,631.62

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Solution

The fourth proportional to 17,585.18, 26,353.14 and 12,631.62 is: 18,929.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,585.18 : 26,353.14 = 12,631.62 : x
  2. Step 2: Convert to fraction form
    17,585.18/26,353.14 = 12,631.62/x
  3. Step 3: Cross multiply
    17,585.18x = 26,353.14 × 12,631.62
  4. Step 4: Simplify right side
    17,585.18x = 332,882,850.29
  5. Step 5: Solve for x
    x = 332,882,850.29/17,585.18
  6. Step 6: Final answer
    x = 18,929.74

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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.