Home / 16,429.41-22,672.53-8,875.74

Finding the Fourth Proportional to 16,429.41, 22,672.53 and 8,875.74

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Solution

The fourth proportional to 16,429.41, 22,672.53 and 8,875.74 is: 12,248.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,429.41 : 22,672.53 = 8,875.74 : x
  2. Step 2: Convert to fraction form
    16,429.41/22,672.53 = 8,875.74/x
  3. Step 3: Cross multiply
    16,429.41x = 22,672.53 × 8,875.74
  4. Step 4: Simplify right side
    16,429.41x = 201,235,481.42
  5. Step 5: Solve for x
    x = 201,235,481.42/16,429.41
  6. Step 6: Final answer
    x = 12,248.49

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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.