Home / 40,261.12-60,411.75-18,090.34

Finding the Fourth Proportional to 40,261.12, 60,411.75 and 18,090.34

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Solution

The fourth proportional to 40,261.12, 60,411.75 and 18,090.34 is: 27,144.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,261.12 : 60,411.75 = 18,090.34 : x
  2. Step 2: Convert to fraction form
    40,261.12/60,411.75 = 18,090.34/x
  3. Step 3: Cross multiply
    40,261.12x = 60,411.75 × 18,090.34
  4. Step 4: Simplify right side
    40,261.12x = 1,092,869,097.50
  5. Step 5: Solve for x
    x = 1,092,869,097.50/40,261.12
  6. Step 6: Final answer
    x = 27,144.53

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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.