Home / 33,429.49-46,153.66-21,513.52

Finding the Fourth Proportional to 33,429.49, 46,153.66 and 21,513.52

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Solution

The fourth proportional to 33,429.49, 46,153.66 and 21,513.52 is: 29,702.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,429.49 : 46,153.66 = 21,513.52 : x
  2. Step 2: Convert to fraction form
    33,429.49/46,153.66 = 21,513.52/x
  3. Step 3: Cross multiply
    33,429.49x = 46,153.66 × 21,513.52
  4. Step 4: Simplify right side
    33,429.49x = 992,927,687.48
  5. Step 5: Solve for x
    x = 992,927,687.48/33,429.49
  6. Step 6: Final answer
    x = 29,702.15

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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.