Home / 29,441.60-40,665.87-21,362.29

Finding the Fourth Proportional to 29,441.60, 40,665.87 and 21,362.29

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Solution

The fourth proportional to 29,441.60, 40,665.87 and 21,362.29 is: 29,506.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,441.60 : 40,665.87 = 21,362.29 : x
  2. Step 2: Convert to fraction form
    29,441.60/40,665.87 = 21,362.29/x
  3. Step 3: Cross multiply
    29,441.60x = 40,665.87 × 21,362.29
  4. Step 4: Simplify right side
    29,441.60x = 868,716,108.04
  5. Step 5: Solve for x
    x = 868,716,108.04/29,441.60
  6. Step 6: Final answer
    x = 29,506.42

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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.