Home / 29,573.84-40,811.52-16,145.32

Finding the Fourth Proportional to 29,573.84, 40,811.52 and 16,145.32

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Solution

The fourth proportional to 29,573.84, 40,811.52 and 16,145.32 is: 22,280.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,573.84 : 40,811.52 = 16,145.32 : x
  2. Step 2: Convert to fraction form
    29,573.84/40,811.52 = 16,145.32/x
  3. Step 3: Cross multiply
    29,573.84x = 40,811.52 × 16,145.32
  4. Step 4: Simplify right side
    29,573.84x = 658,915,050.09
  5. Step 5: Solve for x
    x = 658,915,050.09/29,573.84
  6. Step 6: Final answer
    x = 22,280.33

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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.