Home / 40,403.16-60,611.58-18,216.06

Finding the Fourth Proportional to 40,403.16, 60,611.58 and 18,216.06

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Solution

The fourth proportional to 40,403.16, 60,611.58 and 18,216.06 is: 27,327.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,403.16 : 60,611.58 = 18,216.06 : x
  2. Step 2: Convert to fraction form
    40,403.16/60,611.58 = 18,216.06/x
  3. Step 3: Cross multiply
    40,403.16x = 60,611.58 × 18,216.06
  4. Step 4: Simplify right side
    40,403.16x = 1,104,104,177.97
  5. Step 5: Solve for x
    x = 1,104,104,177.97/40,403.16
  6. Step 6: Final answer
    x = 27,327.17

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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.