Home / 22,823.24-31,496.12-12,887.24

Finding the Fourth Proportional to 22,823.24, 31,496.12 and 12,887.24

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Solution

The fourth proportional to 22,823.24, 31,496.12 and 12,887.24 is: 17,784.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,823.24 : 31,496.12 = 12,887.24 : x
  2. Step 2: Convert to fraction form
    22,823.24/31,496.12 = 12,887.24/x
  3. Step 3: Cross multiply
    22,823.24x = 31,496.12 × 12,887.24
  4. Step 4: Simplify right side
    22,823.24x = 405,898,057.51
  5. Step 5: Solve for x
    x = 405,898,057.51/22,823.24
  6. Step 6: Final answer
    x = 17,784.42

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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.