Home / 33,646.14-46,381.86-21,545.28

Finding the Fourth Proportional to 33,646.14, 46,381.86 and 21,545.28

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Solution

The fourth proportional to 33,646.14, 46,381.86 and 21,545.28 is: 29,700.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,646.14 : 46,381.86 = 21,545.28 : x
  2. Step 2: Convert to fraction form
    33,646.14/46,381.86 = 21,545.28/x
  3. Step 3: Cross multiply
    33,646.14x = 46,381.86 × 21,545.28
  4. Step 4: Simplify right side
    33,646.14x = 999,310,160.62
  5. Step 5: Solve for x
    x = 999,310,160.62/33,646.14
  6. Step 6: Final answer
    x = 29,700.59

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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.