Home / 30,152.79-41,611.41-16,539.96

Finding the Fourth Proportional to 30,152.79, 41,611.41 and 16,539.96

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Solution

The fourth proportional to 30,152.79, 41,611.41 and 16,539.96 is: 22,825.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,152.79 : 41,611.41 = 16,539.96 : x
  2. Step 2: Convert to fraction form
    30,152.79/41,611.41 = 16,539.96/x
  3. Step 3: Cross multiply
    30,152.79x = 41,611.41 × 16,539.96
  4. Step 4: Simplify right side
    30,152.79x = 688,251,056.94
  5. Step 5: Solve for x
    x = 688,251,056.94/30,152.79
  6. Step 6: Final answer
    x = 22,825.45

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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.