Home / 22,929.68-31,629.55-14,418.33

Finding the Fourth Proportional to 22,929.68, 31,629.55 and 14,418.33

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Solution

The fourth proportional to 22,929.68, 31,629.55 and 14,418.33 is: 19,888.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,929.68 : 31,629.55 = 14,418.33 : x
  2. Step 2: Convert to fraction form
    22,929.68/31,629.55 = 14,418.33/x
  3. Step 3: Cross multiply
    22,929.68x = 31,629.55 × 14,418.33
  4. Step 4: Simplify right side
    22,929.68x = 456,045,289.65
  5. Step 5: Solve for x
    x = 456,045,289.65/22,929.68
  6. Step 6: Final answer
    x = 19,888.86

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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.