Home / 33,443.26-46,155.28-21,344.08

Finding the Fourth Proportional to 33,443.26, 46,155.28 and 21,344.08

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Solution

The fourth proportional to 33,443.26, 46,155.28 and 21,344.08 is: 29,457.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,443.26 : 46,155.28 = 21,344.08 : x
  2. Step 2: Convert to fraction form
    33,443.26/46,155.28 = 21,344.08/x
  3. Step 3: Cross multiply
    33,443.26x = 46,155.28 × 21,344.08
  4. Step 4: Simplify right side
    33,443.26x = 985,141,988.74
  5. Step 5: Solve for x
    x = 985,141,988.74/33,443.26
  6. Step 6: Final answer
    x = 29,457.12

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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.