Home / 40,094.78-60,142.41-10,512.35

Finding the Fourth Proportional to 40,094.78, 60,142.41 and 10,512.35

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Solution

The fourth proportional to 40,094.78, 60,142.41 and 10,512.35 is: 15,768.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,094.78 : 60,142.41 = 10,512.35 : x
  2. Step 2: Convert to fraction form
    40,094.78/60,142.41 = 10,512.35/x
  3. Step 3: Cross multiply
    40,094.78x = 60,142.41 × 10,512.35
  4. Step 4: Simplify right side
    40,094.78x = 632,237,763.05
  5. Step 5: Solve for x
    x = 632,237,763.05/40,094.78
  6. Step 6: Final answer
    x = 15,768.58

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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.