Home / 36,433.77-50,278.70-21,123.29

Finding the Fourth Proportional to 36,433.77, 50,278.70 and 21,123.29

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Solution

The fourth proportional to 36,433.77, 50,278.70 and 21,123.29 is: 29,150.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,433.77 : 50,278.70 = 21,123.29 : x
  2. Step 2: Convert to fraction form
    36,433.77/50,278.70 = 21,123.29/x
  3. Step 3: Cross multiply
    36,433.77x = 50,278.70 × 21,123.29
  4. Step 4: Simplify right side
    36,433.77x = 1,062,051,569.10
  5. Step 5: Solve for x
    x = 1,062,051,569.10/36,433.77
  6. Step 6: Final answer
    x = 29,150.20

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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.