Home / 16,896.61-23,315.28-9,341.92

Finding the Fourth Proportional to 16,896.61, 23,315.28 and 9,341.92

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Solution

The fourth proportional to 16,896.61, 23,315.28 and 9,341.92 is: 12,890.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,896.61 : 23,315.28 = 9,341.92 : x
  2. Step 2: Convert to fraction form
    16,896.61/23,315.28 = 9,341.92/x
  3. Step 3: Cross multiply
    16,896.61x = 23,315.28 × 9,341.92
  4. Step 4: Simplify right side
    16,896.61x = 217,809,363.96
  5. Step 5: Solve for x
    x = 217,809,363.96/16,896.61
  6. Step 6: Final answer
    x = 12,890.72

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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.