Home / 33,782.13-46,618.52-18,674.40

Finding the Fourth Proportional to 33,782.13, 46,618.52 and 18,674.40

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Solution

The fourth proportional to 33,782.13, 46,618.52 and 18,674.40 is: 25,770.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,782.13 : 46,618.52 = 18,674.40 : x
  2. Step 2: Convert to fraction form
    33,782.13/46,618.52 = 18,674.40/x
  3. Step 3: Cross multiply
    33,782.13x = 46,618.52 × 18,674.40
  4. Step 4: Simplify right side
    33,782.13x = 870,572,889.89
  5. Step 5: Solve for x
    x = 870,572,889.89/33,782.13
  6. Step 6: Final answer
    x = 25,770.22

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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.