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Finding the Fourth Proportional to 40,007.60, 59,946.60 and 34,175.60

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Solution

The fourth proportional to 40,007.60, 59,946.60 and 34,175.60 is: 51,208.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,007.60 : 59,946.60 = 34,175.60 : x
  2. Step 2: Convert to fraction form
    40,007.60/59,946.60 = 34,175.60/x
  3. Step 3: Cross multiply
    40,007.60x = 59,946.60 × 34,175.60
  4. Step 4: Simplify right side
    40,007.60x = 2,048,711,022.96
  5. Step 5: Solve for x
    x = 2,048,711,022.96/40,007.60
  6. Step 6: Final answer
    x = 51,208.05

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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.