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Finding the Fourth Proportional to 35,611.02, 53,409.81 and 16,630.47

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Solution

The fourth proportional to 35,611.02, 53,409.81 and 16,630.47 is: 24,942.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,611.02 : 53,409.81 = 16,630.47 : x
  2. Step 2: Convert to fraction form
    35,611.02/53,409.81 = 16,630.47/x
  3. Step 3: Cross multiply
    35,611.02x = 53,409.81 × 16,630.47
  4. Step 4: Simplify right side
    35,611.02x = 888,230,242.91
  5. Step 5: Solve for x
    x = 888,230,242.91/35,611.02
  6. Step 6: Final answer
    x = 24,942.57

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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.