Home / 15,667.08-23,500.71-6,311.40

Finding the Fourth Proportional to 15,667.08, 23,500.71 and 6,311.40

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Solution

The fourth proportional to 15,667.08, 23,500.71 and 6,311.40 is: 9,467.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,667.08 : 23,500.71 = 6,311.40 : x
  2. Step 2: Convert to fraction form
    15,667.08/23,500.71 = 6,311.40/x
  3. Step 3: Cross multiply
    15,667.08x = 23,500.71 × 6,311.40
  4. Step 4: Simplify right side
    15,667.08x = 148,322,381.09
  5. Step 5: Solve for x
    x = 148,322,381.09/15,667.08
  6. Step 6: Final answer
    x = 9,467.14

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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.