Home / 35,774.06-49,365.86-19,857.96

Finding the Fourth Proportional to 35,774.06, 49,365.86 and 19,857.96

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Solution

The fourth proportional to 35,774.06, 49,365.86 and 19,857.96 is: 27,402.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,774.06 : 49,365.86 = 19,857.96 : x
  2. Step 2: Convert to fraction form
    35,774.06/49,365.86 = 19,857.96/x
  3. Step 3: Cross multiply
    35,774.06x = 49,365.86 × 19,857.96
  4. Step 4: Simplify right side
    35,774.06x = 980,305,173.96
  5. Step 5: Solve for x
    x = 980,305,173.96/35,774.06
  6. Step 6: Final answer
    x = 27,402.69

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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.