Home / 40,410.15-55,737.32-34,318.33

Finding the Fourth Proportional to 40,410.15, 55,737.32 and 34,318.33

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Solution

The fourth proportional to 40,410.15, 55,737.32 and 34,318.33 is: 47,334.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,410.15 : 55,737.32 = 34,318.33 : x
  2. Step 2: Convert to fraction form
    40,410.15/55,737.32 = 34,318.33/x
  3. Step 3: Cross multiply
    40,410.15x = 55,737.32 × 34,318.33
  4. Step 4: Simplify right side
    40,410.15x = 1,912,811,741.08
  5. Step 5: Solve for x
    x = 1,912,811,741.08/40,410.15
  6. Step 6: Final answer
    x = 47,334.93

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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.