Home / 30,341.66-41,872.91-16,913.01

Finding the Fourth Proportional to 30,341.66, 41,872.91 and 16,913.01

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Solution

The fourth proportional to 30,341.66, 41,872.91 and 16,913.01 is: 23,340.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,341.66 : 41,872.91 = 16,913.01 : x
  2. Step 2: Convert to fraction form
    30,341.66/41,872.91 = 16,913.01/x
  3. Step 3: Cross multiply
    30,341.66x = 41,872.91 × 16,913.01
  4. Step 4: Simplify right side
    30,341.66x = 708,196,945.56
  5. Step 5: Solve for x
    x = 708,196,945.56/30,341.66
  6. Step 6: Final answer
    x = 23,340.74

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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.