Home / 16,459.08-22,709.61-9,382.92

Finding the Fourth Proportional to 16,459.08, 22,709.61 and 9,382.92

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Solution

The fourth proportional to 16,459.08, 22,709.61 and 9,382.92 is: 12,946.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,459.08 : 22,709.61 = 9,382.92 : x
  2. Step 2: Convert to fraction form
    16,459.08/22,709.61 = 9,382.92/x
  3. Step 3: Cross multiply
    16,459.08x = 22,709.61 × 9,382.92
  4. Step 4: Simplify right side
    16,459.08x = 213,082,453.86
  5. Step 5: Solve for x
    x = 213,082,453.86/16,459.08
  6. Step 6: Final answer
    x = 12,946.19

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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.