Home / 35,553.12-49,064.04-21,402.96

Finding the Fourth Proportional to 35,553.12, 49,064.04 and 21,402.96

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Solution

The fourth proportional to 35,553.12, 49,064.04 and 21,402.96 is: 29,536.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,553.12 : 49,064.04 = 21,402.96 : x
  2. Step 2: Convert to fraction form
    35,553.12/49,064.04 = 21,402.96/x
  3. Step 3: Cross multiply
    35,553.12x = 49,064.04 × 21,402.96
  4. Step 4: Simplify right side
    35,553.12x = 1,050,115,685.56
  5. Step 5: Solve for x
    x = 1,050,115,685.56/35,553.12
  6. Step 6: Final answer
    x = 29,536.53

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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.