Home / 35,170.64-48,528.96-21,020.48

Finding the Fourth Proportional to 35,170.64, 48,528.96 and 21,020.48

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Solution

The fourth proportional to 35,170.64, 48,528.96 and 21,020.48 is: 29,004.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,170.64 : 48,528.96 = 21,020.48 : x
  2. Step 2: Convert to fraction form
    35,170.64/48,528.96 = 21,020.48/x
  3. Step 3: Cross multiply
    35,170.64x = 48,528.96 × 21,020.48
  4. Step 4: Simplify right side
    35,170.64x = 1,020,102,033.10
  5. Step 5: Solve for x
    x = 1,020,102,033.10/35,170.64
  6. Step 6: Final answer
    x = 29,004.36

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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.