Home / 52,320.96-72,203.10-28,447.56

Finding the Fourth Proportional to 52,320.96, 72,203.10 and 28,447.56

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Solution

The fourth proportional to 52,320.96, 72,203.10 and 28,447.56 is: 39,257.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,320.96 : 72,203.10 = 28,447.56 : x
  2. Step 2: Convert to fraction form
    52,320.96/72,203.10 = 28,447.56/x
  3. Step 3: Cross multiply
    52,320.96x = 72,203.10 × 28,447.56
  4. Step 4: Simplify right side
    52,320.96x = 2,054,002,019.44
  5. Step 5: Solve for x
    x = 2,054,002,019.44/52,320.96
  6. Step 6: Final answer
    x = 39,257.73

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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.