Home / 40,961.10-56,490.99-31,994.70

Finding the Fourth Proportional to 40,961.10, 56,490.99 and 31,994.70

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Solution

The fourth proportional to 40,961.10, 56,490.99 and 31,994.70 is: 44,125.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,961.10 : 56,490.99 = 31,994.70 : x
  2. Step 2: Convert to fraction form
    40,961.10/56,490.99 = 31,994.70/x
  3. Step 3: Cross multiply
    40,961.10x = 56,490.99 × 31,994.70
  4. Step 4: Simplify right side
    40,961.10x = 1,807,412,277.75
  5. Step 5: Solve for x
    x = 1,807,412,277.75/40,961.10
  6. Step 6: Final answer
    x = 44,125.09

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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.