Home / 30,008.52-41,410.32-16,579.89

Finding the Fourth Proportional to 30,008.52, 41,410.32 and 16,579.89

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Solution

The fourth proportional to 30,008.52, 41,410.32 and 16,579.89 is: 22,879.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,008.52 : 41,410.32 = 16,579.89 : x
  2. Step 2: Convert to fraction form
    30,008.52/41,410.32 = 16,579.89/x
  3. Step 3: Cross multiply
    30,008.52x = 41,410.32 × 16,579.89
  4. Step 4: Simplify right side
    30,008.52x = 686,578,550.46
  5. Step 5: Solve for x
    x = 686,578,550.46/30,008.52
  6. Step 6: Final answer
    x = 22,879.45

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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.