Home / 22,448.86-30,972.99-14,495.61

Finding the Fourth Proportional to 22,448.86, 30,972.99 and 14,495.61

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Solution

The fourth proportional to 22,448.86, 30,972.99 and 14,495.61 is: 19,999.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,448.86 : 30,972.99 = 14,495.61 : x
  2. Step 2: Convert to fraction form
    22,448.86/30,972.99 = 14,495.61/x
  3. Step 3: Cross multiply
    22,448.86x = 30,972.99 × 14,495.61
  4. Step 4: Simplify right side
    22,448.86x = 448,972,383.57
  5. Step 5: Solve for x
    x = 448,972,383.57/22,448.86
  6. Step 6: Final answer
    x = 19,999.79

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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.