Home / 23,325.62-32,189.69-12,715.43

Finding the Fourth Proportional to 23,325.62, 32,189.69 and 12,715.43

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Solution

The fourth proportional to 23,325.62, 32,189.69 and 12,715.43 is: 17,547.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,325.62 : 32,189.69 = 12,715.43 : x
  2. Step 2: Convert to fraction form
    23,325.62/32,189.69 = 12,715.43/x
  3. Step 3: Cross multiply
    23,325.62x = 32,189.69 × 12,715.43
  4. Step 4: Simplify right side
    23,325.62x = 409,305,749.92
  5. Step 5: Solve for x
    x = 409,305,749.92/23,325.62
  6. Step 6: Final answer
    x = 17,547.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.