Home / 29,329.12-40,477.12-16,755.76

Finding the Fourth Proportional to 29,329.12, 40,477.12 and 16,755.76

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Solution

The fourth proportional to 29,329.12, 40,477.12 and 16,755.76 is: 23,124.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,329.12 : 40,477.12 = 16,755.76 : x
  2. Step 2: Convert to fraction form
    29,329.12/40,477.12 = 16,755.76/x
  3. Step 3: Cross multiply
    29,329.12x = 40,477.12 × 16,755.76
  4. Step 4: Simplify right side
    29,329.12x = 678,224,908.21
  5. Step 5: Solve for x
    x = 678,224,908.21/29,329.12
  6. Step 6: Final answer
    x = 23,124.63

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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.