Home / 35,657.09-49,207.12-19,741.88

Finding the Fourth Proportional to 35,657.09, 49,207.12 and 19,741.88

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Solution

The fourth proportional to 35,657.09, 49,207.12 and 19,741.88 is: 27,243.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,657.09 : 49,207.12 = 19,741.88 : x
  2. Step 2: Convert to fraction form
    35,657.09/49,207.12 = 19,741.88/x
  3. Step 3: Cross multiply
    35,657.09x = 49,207.12 × 19,741.88
  4. Step 4: Simplify right side
    35,657.09x = 971,440,910.58
  5. Step 5: Solve for x
    x = 971,440,910.58/35,657.09
  6. Step 6: Final answer
    x = 27,243.98

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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.