Home / 23,423.13-35,137.15-7,629.39

Finding the Fourth Proportional to 23,423.13, 35,137.15 and 7,629.39

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Solution

The fourth proportional to 23,423.13, 35,137.15 and 7,629.39 is: 11,444.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,423.13 : 35,137.15 = 7,629.39 : x
  2. Step 2: Convert to fraction form
    23,423.13/35,137.15 = 7,629.39/x
  3. Step 3: Cross multiply
    23,423.13x = 35,137.15 × 7,629.39
  4. Step 4: Simplify right side
    23,423.13x = 268,074,984.54
  5. Step 5: Solve for x
    x = 268,074,984.54/23,423.13
  6. Step 6: Final answer
    x = 11,444.88

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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.