Home / 22,898.21-31,598.66-12,826.16

Finding the Fourth Proportional to 22,898.21, 31,598.66 and 12,826.16

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Solution

The fourth proportional to 22,898.21, 31,598.66 and 12,826.16 is: 17,699.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,898.21 : 31,598.66 = 12,826.16 : x
  2. Step 2: Convert to fraction form
    22,898.21/31,598.66 = 12,826.16/x
  3. Step 3: Cross multiply
    22,898.21x = 31,598.66 × 12,826.16
  4. Step 4: Simplify right side
    22,898.21x = 405,289,246.82
  5. Step 5: Solve for x
    x = 405,289,246.82/22,898.21
  6. Step 6: Final answer
    x = 17,699.61

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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.