Home / 35,512.30-53,268.45-19,927.90

Finding the Fourth Proportional to 35,512.30, 53,268.45 and 19,927.90

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Solution

The fourth proportional to 35,512.30, 53,268.45 and 19,927.90 is: 29,891.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,512.30 : 53,268.45 = 19,927.90 : x
  2. Step 2: Convert to fraction form
    35,512.30/53,268.45 = 19,927.90/x
  3. Step 3: Cross multiply
    35,512.30x = 53,268.45 × 19,927.90
  4. Step 4: Simplify right side
    35,512.30x = 1,061,528,344.76
  5. Step 5: Solve for x
    x = 1,061,528,344.76/35,512.30
  6. Step 6: Final answer
    x = 29,891.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.