Home / 29,370.78-40,533.65-16,623.94

Finding the Fourth Proportional to 29,370.78, 40,533.65 and 16,623.94

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Solution

The fourth proportional to 29,370.78, 40,533.65 and 16,623.94 is: 22,942.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,370.78 : 40,533.65 = 16,623.94 : x
  2. Step 2: Convert to fraction form
    29,370.78/40,533.65 = 16,623.94/x
  3. Step 3: Cross multiply
    29,370.78x = 40,533.65 × 16,623.94
  4. Step 4: Simplify right side
    29,370.78x = 673,828,965.58
  5. Step 5: Solve for x
    x = 673,828,965.58/29,370.78
  6. Step 6: Final answer
    x = 22,942.15

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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.