Home / 29,485.89-40,689.94-16,057.31

Finding the Fourth Proportional to 29,485.89, 40,689.94 and 16,057.31

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Solution

The fourth proportional to 29,485.89, 40,689.94 and 16,057.31 is: 22,158.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,485.89 : 40,689.94 = 16,057.31 : x
  2. Step 2: Convert to fraction form
    29,485.89/40,689.94 = 16,057.31/x
  3. Step 3: Cross multiply
    29,485.89x = 40,689.94 × 16,057.31
  4. Step 4: Simplify right side
    29,485.89x = 653,370,980.46
  5. Step 5: Solve for x
    x = 653,370,980.46/29,485.89
  6. Step 6: Final answer
    x = 22,158.77

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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.