Home / 16,360.94-22,579-9,650.50

Finding the Fourth Proportional to 16,360.94, 22,579 and 9,650.50

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Solution

The fourth proportional to 16,360.94, 22,579 and 9,650.50 is: 13,318.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,360.94 : 22,579 = 9,650.50 : x
  2. Step 2: Convert to fraction form
    16,360.94/22,579 = 9,650.50/x
  3. Step 3: Cross multiply
    16,360.94x = 22,579 × 9,650.50
  4. Step 4: Simplify right side
    16,360.94x = 217,898,639.50
  5. Step 5: Solve for x
    x = 217,898,639.50/16,360.94
  6. Step 6: Final answer
    x = 13,318.22

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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.