Home / 33,720.53-46,530.72-19,377.45

Finding the Fourth Proportional to 33,720.53, 46,530.72 and 19,377.45

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Solution

The fourth proportional to 33,720.53, 46,530.72 and 19,377.45 is: 26,738.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,720.53 : 46,530.72 = 19,377.45 : x
  2. Step 2: Convert to fraction form
    33,720.53/46,530.72 = 19,377.45/x
  3. Step 3: Cross multiply
    33,720.53x = 46,530.72 × 19,377.45
  4. Step 4: Simplify right side
    33,720.53x = 901,646,700.26
  5. Step 5: Solve for x
    x = 901,646,700.26/33,720.53
  6. Step 6: Final answer
    x = 26,738.81

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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.