Home / 33,946.10-46,875.38-21,221.04

Finding the Fourth Proportional to 33,946.10, 46,875.38 and 21,221.04

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Solution

The fourth proportional to 33,946.10, 46,875.38 and 21,221.04 is: 29,303.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,946.10 : 46,875.38 = 21,221.04 : x
  2. Step 2: Convert to fraction form
    33,946.10/46,875.38 = 21,221.04/x
  3. Step 3: Cross multiply
    33,946.10x = 46,875.38 × 21,221.04
  4. Step 4: Simplify right side
    33,946.10x = 994,744,314.00
  5. Step 5: Solve for x
    x = 994,744,314.00/33,946.10
  6. Step 6: Final answer
    x = 29,303.64

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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.