Home / 22,929.49-31,629.25-14,418.12

Finding the Fourth Proportional to 22,929.49, 31,629.25 and 14,418.12

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Solution

The fourth proportional to 22,929.49, 31,629.25 and 14,418.12 is: 19,888.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,929.49 : 31,629.25 = 14,418.12 : x
  2. Step 2: Convert to fraction form
    22,929.49/31,629.25 = 14,418.12/x
  3. Step 3: Cross multiply
    22,929.49x = 31,629.25 × 14,418.12
  4. Step 4: Simplify right side
    22,929.49x = 456,034,322.01
  5. Step 5: Solve for x
    x = 456,034,322.01/22,929.49
  6. Step 6: Final answer
    x = 19,888.55

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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.