Home / 15,585.30-23,364.05-6,813.27

Finding the Fourth Proportional to 15,585.30, 23,364.05 and 6,813.27

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Solution

The fourth proportional to 15,585.30, 23,364.05 and 6,813.27 is: 10,213.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,585.30 : 23,364.05 = 6,813.27 : x
  2. Step 2: Convert to fraction form
    15,585.30/23,364.05 = 6,813.27/x
  3. Step 3: Cross multiply
    15,585.30x = 23,364.05 × 6,813.27
  4. Step 4: Simplify right side
    15,585.30x = 159,185,546.88
  5. Step 5: Solve for x
    x = 159,185,546.88/15,585.30
  6. Step 6: Final answer
    x = 10,213.83

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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.