Home / 33,795.76-46,636.24-18,687.50

Finding the Fourth Proportional to 33,795.76, 46,636.24 and 18,687.50

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Solution

The fourth proportional to 33,795.76, 46,636.24 and 18,687.50 is: 25,787.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,795.76 : 46,636.24 = 18,687.50 : x
  2. Step 2: Convert to fraction form
    33,795.76/46,636.24 = 18,687.50/x
  3. Step 3: Cross multiply
    33,795.76x = 46,636.24 × 18,687.50
  4. Step 4: Simplify right side
    33,795.76x = 871,514,735
  5. Step 5: Solve for x
    x = 871,514,735/33,795.76
  6. Step 6: Final answer
    x = 25,787.69

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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.