Home / 16,455.29-22,708.23-8,901.65

Finding the Fourth Proportional to 16,455.29, 22,708.23 and 8,901.65

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Solution

The fourth proportional to 16,455.29, 22,708.23 and 8,901.65 is: 12,284.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,455.29 : 22,708.23 = 8,901.65 : x
  2. Step 2: Convert to fraction form
    16,455.29/22,708.23 = 8,901.65/x
  3. Step 3: Cross multiply
    16,455.29x = 22,708.23 × 8,901.65
  4. Step 4: Simplify right side
    16,455.29x = 202,140,715.58
  5. Step 5: Solve for x
    x = 202,140,715.58/16,455.29
  6. Step 6: Final answer
    x = 12,284.24

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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.