Home / 53,388.28-73,669.43-29,511.71

Finding the Fourth Proportional to 53,388.28, 73,669.43 and 29,511.71

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Solution

The fourth proportional to 53,388.28, 73,669.43 and 29,511.71 is: 40,722.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,388.28 : 73,669.43 = 29,511.71 : x
  2. Step 2: Convert to fraction form
    53,388.28/73,669.43 = 29,511.71/x
  3. Step 3: Cross multiply
    53,388.28x = 73,669.43 × 29,511.71
  4. Step 4: Simplify right side
    53,388.28x = 2,174,110,835.72
  5. Step 5: Solve for x
    x = 2,174,110,835.72/53,388.28
  6. Step 6: Final answer
    x = 40,722.62

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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.