Home / 33,613.65-46,386.45-18,505.99

Finding the Fourth Proportional to 33,613.65, 46,386.45 and 18,505.99

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Solution

The fourth proportional to 33,613.65, 46,386.45 and 18,505.99 is: 25,538.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,613.65 : 46,386.45 = 18,505.99 : x
  2. Step 2: Convert to fraction form
    33,613.65/46,386.45 = 18,505.99/x
  3. Step 3: Cross multiply
    33,613.65x = 46,386.45 × 18,505.99
  4. Step 4: Simplify right side
    33,613.65x = 858,427,237.82
  5. Step 5: Solve for x
    x = 858,427,237.82/33,613.65
  6. Step 6: Final answer
    x = 25,538.05

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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.