Home / 52,756.32-72,803.84-28,884.56

Finding the Fourth Proportional to 52,756.32, 72,803.84 and 28,884.56

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Solution

The fourth proportional to 52,756.32, 72,803.84 and 28,884.56 is: 39,860.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,756.32 : 72,803.84 = 28,884.56 : x
  2. Step 2: Convert to fraction form
    52,756.32/72,803.84 = 28,884.56/x
  3. Step 3: Cross multiply
    52,756.32x = 72,803.84 × 28,884.56
  4. Step 4: Simplify right side
    52,756.32x = 2,102,906,884.71
  5. Step 5: Solve for x
    x = 2,102,906,884.71/52,756.32
  6. Step 6: Final answer
    x = 39,860.76

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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.