Home / 19,941.48-29,920.86-10,696.68

Finding the Fourth Proportional to 19,941.48, 29,920.86 and 10,696.68

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Solution

The fourth proportional to 19,941.48, 29,920.86 and 10,696.68 is: 16,049.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,941.48 : 29,920.86 = 10,696.68 : x
  2. Step 2: Convert to fraction form
    19,941.48/29,920.86 = 10,696.68/x
  3. Step 3: Cross multiply
    19,941.48x = 29,920.86 × 10,696.68
  4. Step 4: Simplify right side
    19,941.48x = 320,053,864.74
  5. Step 5: Solve for x
    x = 320,053,864.74/19,941.48
  6. Step 6: Final answer
    x = 16,049.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.