Home / 16,288.06-22,477.62-9,215.96

Finding the Fourth Proportional to 16,288.06, 22,477.62 and 9,215.96

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Solution

The fourth proportional to 16,288.06, 22,477.62 and 9,215.96 is: 12,718.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,288.06 : 22,477.62 = 9,215.96 : x
  2. Step 2: Convert to fraction form
    16,288.06/22,477.62 = 9,215.96/x
  3. Step 3: Cross multiply
    16,288.06x = 22,477.62 × 9,215.96
  4. Step 4: Simplify right side
    16,288.06x = 207,152,846.82
  5. Step 5: Solve for x
    x = 207,152,846.82/16,288.06
  6. Step 6: Final answer
    x = 12,718.08

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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.