Home / 33,255.08-45,897.96-19,827.20

Finding the Fourth Proportional to 33,255.08, 45,897.96 and 19,827.20

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Solution

The fourth proportional to 33,255.08, 45,897.96 and 19,827.20 is: 27,365.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,255.08 : 45,897.96 = 19,827.20 : x
  2. Step 2: Convert to fraction form
    33,255.08/45,897.96 = 19,827.20/x
  3. Step 3: Cross multiply
    33,255.08x = 45,897.96 × 19,827.20
  4. Step 4: Simplify right side
    33,255.08x = 910,028,032.51
  5. Step 5: Solve for x
    x = 910,028,032.51/33,255.08
  6. Step 6: Final answer
    x = 27,365.08

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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.