Home / 29,229.41-40,336.34-15,800.55

Finding the Fourth Proportional to 29,229.41, 40,336.34 and 15,800.55

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Solution

The fourth proportional to 29,229.41, 40,336.34 and 15,800.55 is: 21,804.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,229.41 : 40,336.34 = 15,800.55 : x
  2. Step 2: Convert to fraction form
    29,229.41/40,336.34 = 15,800.55/x
  3. Step 3: Cross multiply
    29,229.41x = 40,336.34 × 15,800.55
  4. Step 4: Simplify right side
    29,229.41x = 637,336,277.98
  5. Step 5: Solve for x
    x = 637,336,277.98/29,229.41
  6. Step 6: Final answer
    x = 21,804.63

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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.