Home / 16,429.43-22,672.58-8,875.75

Finding the Fourth Proportional to 16,429.43, 22,672.58 and 8,875.75

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Solution

The fourth proportional to 16,429.43, 22,672.58 and 8,875.75 is: 12,248.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,429.43 : 22,672.58 = 8,875.75 : x
  2. Step 2: Convert to fraction form
    16,429.43/22,672.58 = 8,875.75/x
  3. Step 3: Cross multiply
    16,429.43x = 22,672.58 × 8,875.75
  4. Step 4: Simplify right side
    16,429.43x = 201,236,151.94
  5. Step 5: Solve for x
    x = 201,236,151.94/16,429.43
  6. Step 6: Final answer
    x = 12,248.52

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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.