Home / 35,734.48-49,310.10-19,818.58

Finding the Fourth Proportional to 35,734.48, 49,310.10 and 19,818.58

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Solution

The fourth proportional to 35,734.48, 49,310.10 and 19,818.58 is: 27,347.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,734.48 : 49,310.10 = 19,818.58 : x
  2. Step 2: Convert to fraction form
    35,734.48/49,310.10 = 19,818.58/x
  3. Step 3: Cross multiply
    35,734.48x = 49,310.10 × 19,818.58
  4. Step 4: Simplify right side
    35,734.48x = 977,256,161.66
  5. Step 5: Solve for x
    x = 977,256,161.66/35,734.48
  6. Step 6: Final answer
    x = 27,347.71

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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.