Home / 35,026.43-48,336.55-19,918.71

Finding the Fourth Proportional to 35,026.43, 48,336.55 and 19,918.71

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Solution

The fourth proportional to 35,026.43, 48,336.55 and 19,918.71 is: 27,487.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,026.43 : 48,336.55 = 19,918.71 : x
  2. Step 2: Convert to fraction form
    35,026.43/48,336.55 = 19,918.71/x
  3. Step 3: Cross multiply
    35,026.43x = 48,336.55 × 19,918.71
  4. Step 4: Simplify right side
    35,026.43x = 962,801,672.05
  5. Step 5: Solve for x
    x = 962,801,672.05/35,026.43
  6. Step 6: Final answer
    x = 27,487.87

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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.