Home / 29,336.76-40,485.12-16,761.52

Finding the Fourth Proportional to 29,336.76, 40,485.12 and 16,761.52

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Solution

The fourth proportional to 29,336.76, 40,485.12 and 16,761.52 is: 23,131.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,336.76 : 40,485.12 = 16,761.52 : x
  2. Step 2: Convert to fraction form
    29,336.76/40,485.12 = 16,761.52/x
  3. Step 3: Cross multiply
    29,336.76x = 40,485.12 × 16,761.52
  4. Step 4: Simplify right side
    29,336.76x = 678,592,148.58
  5. Step 5: Solve for x
    x = 678,592,148.58/29,336.76
  6. Step 6: Final answer
    x = 23,131.12

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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.