Home / 53,362.68-73,639.78-29,489.77

Finding the Fourth Proportional to 53,362.68, 73,639.78 and 29,489.77

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Solution

The fourth proportional to 53,362.68, 73,639.78 and 29,489.77 is: 40,695.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,362.68 : 73,639.78 = 29,489.77 : x
  2. Step 2: Convert to fraction form
    53,362.68/73,639.78 = 29,489.77/x
  3. Step 3: Cross multiply
    53,362.68x = 73,639.78 × 29,489.77
  4. Step 4: Simplify right side
    53,362.68x = 2,171,620,175.05
  5. Step 5: Solve for x
    x = 2,171,620,175.05/53,362.68
  6. Step 6: Final answer
    x = 40,695.49

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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.