Home / 15,402.32-23,103.46-3,715.54

Finding the Fourth Proportional to 15,402.32, 23,103.46 and 3,715.54

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Solution

The fourth proportional to 15,402.32, 23,103.46 and 3,715.54 is: 5,573.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,402.32 : 23,103.46 = 3,715.54 : x
  2. Step 2: Convert to fraction form
    15,402.32/23,103.46 = 3,715.54/x
  3. Step 3: Cross multiply
    15,402.32x = 23,103.46 × 3,715.54
  4. Step 4: Simplify right side
    15,402.32x = 85,841,829.77
  5. Step 5: Solve for x
    x = 85,841,829.77/15,402.32
  6. Step 6: Final answer
    x = 5,573.31

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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.