Home / 29,639.98-40,903.16-16,211.26

Finding the Fourth Proportional to 29,639.98, 40,903.16 and 16,211.26

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Solution

The fourth proportional to 29,639.98, 40,903.16 and 16,211.26 is: 22,371.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,639.98 : 40,903.16 = 16,211.26 : x
  2. Step 2: Convert to fraction form
    29,639.98/40,903.16 = 16,211.26/x
  3. Step 3: Cross multiply
    29,639.98x = 40,903.16 × 16,211.26
  4. Step 4: Simplify right side
    29,639.98x = 663,091,761.58
  5. Step 5: Solve for x
    x = 663,091,761.58/29,639.98
  6. Step 6: Final answer
    x = 22,371.53

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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.