Home / 35,274.96-48,675.90-21,127.44

Finding the Fourth Proportional to 35,274.96, 48,675.90 and 21,127.44

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Solution

The fourth proportional to 35,274.96, 48,675.90 and 21,127.44 is: 29,153.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,274.96 : 48,675.90 = 21,127.44 : x
  2. Step 2: Convert to fraction form
    35,274.96/48,675.90 = 21,127.44/x
  3. Step 3: Cross multiply
    35,274.96x = 48,675.90 × 21,127.44
  4. Step 4: Simplify right side
    35,274.96x = 1,028,397,156.70
  5. Step 5: Solve for x
    x = 1,028,397,156.70/35,274.96
  6. Step 6: Final answer
    x = 29,153.74

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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.