Home / 40,740.72-61,141.80-32,630.64

Finding the Fourth Proportional to 40,740.72, 61,141.80 and 32,630.64

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Solution

The fourth proportional to 40,740.72, 61,141.80 and 32,630.64 is: 48,970.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,740.72 : 61,141.80 = 32,630.64 : x
  2. Step 2: Convert to fraction form
    40,740.72/61,141.80 = 32,630.64/x
  3. Step 3: Cross multiply
    40,740.72x = 61,141.80 × 32,630.64
  4. Step 4: Simplify right side
    40,740.72x = 1,995,096,064.75
  5. Step 5: Solve for x
    x = 1,995,096,064.75/40,740.72
  6. Step 6: Final answer
    x = 48,970.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.