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Finding the Fourth Proportional to 35,955.71, 53,891.21 and 16,211.15

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Solution

The fourth proportional to 35,955.71, 53,891.21 and 16,211.15 is: 24,297.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,955.71 : 53,891.21 = 16,211.15 : x
  2. Step 2: Convert to fraction form
    35,955.71/53,891.21 = 16,211.15/x
  3. Step 3: Cross multiply
    35,955.71x = 53,891.21 × 16,211.15
  4. Step 4: Simplify right side
    35,955.71x = 873,638,407.94
  5. Step 5: Solve for x
    x = 873,638,407.94/35,955.71
  6. Step 6: Final answer
    x = 24,297.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.