Home / 33,653.89-46,442.68-18,547.09

Finding the Fourth Proportional to 33,653.89, 46,442.68 and 18,547.09

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Solution

The fourth proportional to 33,653.89, 46,442.68 and 18,547.09 is: 25,595.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,653.89 : 46,442.68 = 18,547.09 : x
  2. Step 2: Convert to fraction form
    33,653.89/46,442.68 = 18,547.09/x
  3. Step 3: Cross multiply
    33,653.89x = 46,442.68 × 18,547.09
  4. Step 4: Simplify right side
    33,653.89x = 861,376,768.89
  5. Step 5: Solve for x
    x = 861,376,768.89/33,653.89
  6. Step 6: Final answer
    x = 25,595.16

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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.