Home / 29,102.16-40,160.96-16,355.40

Finding the Fourth Proportional to 29,102.16, 40,160.96 and 16,355.40

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Solution

The fourth proportional to 29,102.16, 40,160.96 and 16,355.40 is: 22,570.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,102.16 : 40,160.96 = 16,355.40 : x
  2. Step 2: Convert to fraction form
    29,102.16/40,160.96 = 16,355.40/x
  3. Step 3: Cross multiply
    29,102.16x = 40,160.96 × 16,355.40
  4. Step 4: Simplify right side
    29,102.16x = 656,848,565.18
  5. Step 5: Solve for x
    x = 656,848,565.18/29,102.16
  6. Step 6: Final answer
    x = 22,570.44

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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.