Home / 29,205.72-40,298.58-16,628.04

Finding the Fourth Proportional to 29,205.72, 40,298.58 and 16,628.04

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Solution

The fourth proportional to 29,205.72, 40,298.58 and 16,628.04 is: 22,943.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,205.72 : 40,298.58 = 16,628.04 : x
  2. Step 2: Convert to fraction form
    29,205.72/40,298.58 = 16,628.04/x
  3. Step 3: Cross multiply
    29,205.72x = 40,298.58 × 16,628.04
  4. Step 4: Simplify right side
    29,205.72x = 670,086,400.18
  5. Step 5: Solve for x
    x = 670,086,400.18/29,205.72
  6. Step 6: Final answer
    x = 22,943.67

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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.