Home / 29,278.36-40,370.70-23,310.28

Finding the Fourth Proportional to 29,278.36, 40,370.70 and 23,310.28

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Solution

The fourth proportional to 29,278.36, 40,370.70 and 23,310.28 is: 32,141.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,278.36 : 40,370.70 = 23,310.28 : x
  2. Step 2: Convert to fraction form
    29,278.36/40,370.70 = 23,310.28/x
  3. Step 3: Cross multiply
    29,278.36x = 40,370.70 × 23,310.28
  4. Step 4: Simplify right side
    29,278.36x = 941,052,320.80
  5. Step 5: Solve for x
    x = 941,052,320.80/29,278.36
  6. Step 6: Final answer
    x = 32,141.57

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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.