Home / 40,125.82-55,337.08-34,458.79

Finding the Fourth Proportional to 40,125.82, 55,337.08 and 34,458.79

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Solution

The fourth proportional to 40,125.82, 55,337.08 and 34,458.79 is: 47,521.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,125.82 : 55,337.08 = 34,458.79 : x
  2. Step 2: Convert to fraction form
    40,125.82/55,337.08 = 34,458.79/x
  3. Step 3: Cross multiply
    40,125.82x = 55,337.08 × 34,458.79
  4. Step 4: Simplify right side
    40,125.82x = 1,906,848,369.95
  5. Step 5: Solve for x
    x = 1,906,848,369.95/40,125.82
  6. Step 6: Final answer
    x = 47,521.74

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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.