Home / 33,720.10-46,526.78-19,377.16

Finding the Fourth Proportional to 33,720.10, 46,526.78 and 19,377.16

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Solution

The fourth proportional to 33,720.10, 46,526.78 and 19,377.16 is: 26,736.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,720.10 : 46,526.78 = 19,377.16 : x
  2. Step 2: Convert to fraction form
    33,720.10/46,526.78 = 19,377.16/x
  3. Step 3: Cross multiply
    33,720.10x = 46,526.78 × 19,377.16
  4. Step 4: Simplify right side
    33,720.10x = 901,556,860.34
  5. Step 5: Solve for x
    x = 901,556,860.34/33,720.10
  6. Step 6: Final answer
    x = 26,736.48

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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.