Home / 33,407.01-46,100.16-19,985.66

Finding the Fourth Proportional to 33,407.01, 46,100.16 and 19,985.66

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Solution

The fourth proportional to 33,407.01, 46,100.16 and 19,985.66 is: 27,579.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,407.01 : 46,100.16 = 19,985.66 : x
  2. Step 2: Convert to fraction form
    33,407.01/46,100.16 = 19,985.66/x
  3. Step 3: Cross multiply
    33,407.01x = 46,100.16 × 19,985.66
  4. Step 4: Simplify right side
    33,407.01x = 921,342,073.74
  5. Step 5: Solve for x
    x = 921,342,073.74/33,407.01
  6. Step 6: Final answer
    x = 27,579.31

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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.