Home / 15,421.82-23,132.65-3,735.04

Finding the Fourth Proportional to 15,421.82, 23,132.65 and 3,735.04

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Solution

The fourth proportional to 15,421.82, 23,132.65 and 3,735.04 is: 5,602.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,421.82 : 23,132.65 = 3,735.04 : x
  2. Step 2: Convert to fraction form
    15,421.82/23,132.65 = 3,735.04/x
  3. Step 3: Cross multiply
    15,421.82x = 23,132.65 × 3,735.04
  4. Step 4: Simplify right side
    15,421.82x = 86,401,373.06
  5. Step 5: Solve for x
    x = 86,401,373.06/15,421.82
  6. Step 6: Final answer
    x = 5,602.54

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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.