Home / 35,477.37-48,955.31-21,863.29

Finding the Fourth Proportional to 35,477.37, 48,955.31 and 21,863.29

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Solution

The fourth proportional to 35,477.37, 48,955.31 and 21,863.29 is: 30,169.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,477.37 : 48,955.31 = 21,863.29 : x
  2. Step 2: Convert to fraction form
    35,477.37/48,955.31 = 21,863.29/x
  3. Step 3: Cross multiply
    35,477.37x = 48,955.31 × 21,863.29
  4. Step 4: Simplify right side
    35,477.37x = 1,070,324,139.57
  5. Step 5: Solve for x
    x = 1,070,324,139.57/35,477.37
  6. Step 6: Final answer
    x = 30,169.21

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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.