Home / 40,895.96-56,464.37-30,142.13

Finding the Fourth Proportional to 40,895.96, 56,464.37 and 30,142.13

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Solution

The fourth proportional to 40,895.96, 56,464.37 and 30,142.13 is: 41,616.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,895.96 : 56,464.37 = 30,142.13 : x
  2. Step 2: Convert to fraction form
    40,895.96/56,464.37 = 30,142.13/x
  3. Step 3: Cross multiply
    40,895.96x = 56,464.37 × 30,142.13
  4. Step 4: Simplify right side
    40,895.96x = 1,701,955,947.88
  5. Step 5: Solve for x
    x = 1,701,955,947.88/40,895.96
  6. Step 6: Final answer
    x = 41,616.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.