Home / 33,655.29-46,437.48-21,072.75

Finding the Fourth Proportional to 33,655.29, 46,437.48 and 21,072.75

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Solution

The fourth proportional to 33,655.29, 46,437.48 and 21,072.75 is: 29,076.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,655.29 : 46,437.48 = 21,072.75 : x
  2. Step 2: Convert to fraction form
    33,655.29/46,437.48 = 21,072.75/x
  3. Step 3: Cross multiply
    33,655.29x = 46,437.48 × 21,072.75
  4. Step 4: Simplify right side
    33,655.29x = 978,565,406.67
  5. Step 5: Solve for x
    x = 978,565,406.67/33,655.29
  6. Step 6: Final answer
    x = 29,076.12

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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.