Home / 33,535.76-46,280.12-18,429.36

Finding the Fourth Proportional to 33,535.76, 46,280.12 and 18,429.36

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Solution

The fourth proportional to 33,535.76, 46,280.12 and 18,429.36 is: 25,432.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,535.76 : 46,280.12 = 18,429.36 : x
  2. Step 2: Convert to fraction form
    33,535.76/46,280.12 = 18,429.36/x
  3. Step 3: Cross multiply
    33,535.76x = 46,280.12 × 18,429.36
  4. Step 4: Simplify right side
    33,535.76x = 852,912,992.32
  5. Step 5: Solve for x
    x = 852,912,992.32/33,535.76
  6. Step 6: Final answer
    x = 25,432.94

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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.