Home / 40,542.93-60,814.40-18,355.82

Finding the Fourth Proportional to 40,542.93, 60,814.40 and 18,355.82

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Solution

The fourth proportional to 40,542.93, 60,814.40 and 18,355.82 is: 27,533.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,542.93 : 60,814.40 = 18,355.82 : x
  2. Step 2: Convert to fraction form
    40,542.93/60,814.40 = 18,355.82/x
  3. Step 3: Cross multiply
    40,542.93x = 60,814.40 × 18,355.82
  4. Step 4: Simplify right side
    40,542.93x = 1,116,297,783.96
  5. Step 5: Solve for x
    x = 1,116,297,783.96/40,542.93
  6. Step 6: Final answer
    x = 27,533.72

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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.