Home / 40,670.94-60,773.31-31,000.32

Finding the Fourth Proportional to 40,670.94, 60,773.31 and 31,000.32

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Solution

The fourth proportional to 40,670.94, 60,773.31 and 31,000.32 is: 46,322.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,670.94 : 60,773.31 = 31,000.32 : x
  2. Step 2: Convert to fraction form
    40,670.94/60,773.31 = 31,000.32/x
  3. Step 3: Cross multiply
    40,670.94x = 60,773.31 × 31,000.32
  4. Step 4: Simplify right side
    40,670.94x = 1,883,992,057.46
  5. Step 5: Solve for x
    x = 1,883,992,057.46/40,670.94
  6. Step 6: Final answer
    x = 46,322.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.