Home / 16,453.67-22,711.19-9,384.80

Finding the Fourth Proportional to 16,453.67, 22,711.19 and 9,384.80

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Solution

The fourth proportional to 16,453.67, 22,711.19 and 9,384.80 is: 12,953.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,453.67 : 22,711.19 = 9,384.80 : x
  2. Step 2: Convert to fraction form
    16,453.67/22,711.19 = 9,384.80/x
  3. Step 3: Cross multiply
    16,453.67x = 22,711.19 × 9,384.80
  4. Step 4: Simplify right side
    16,453.67x = 213,139,815.43
  5. Step 5: Solve for x
    x = 213,139,815.43/16,453.67
  6. Step 6: Final answer
    x = 12,953.94

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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.