Home / 40,261.62-60,412.50-18,090.84

Finding the Fourth Proportional to 40,261.62, 60,412.50 and 18,090.84

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Solution

The fourth proportional to 40,261.62, 60,412.50 and 18,090.84 is: 27,145.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,261.62 : 60,412.50 = 18,090.84 : x
  2. Step 2: Convert to fraction form
    40,261.62/60,412.50 = 18,090.84/x
  3. Step 3: Cross multiply
    40,261.62x = 60,412.50 × 18,090.84
  4. Step 4: Simplify right side
    40,261.62x = 1,092,912,871.50
  5. Step 5: Solve for x
    x = 1,092,912,871.50/40,261.62
  6. Step 6: Final answer
    x = 27,145.28

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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.