Home / 33,878.72-46,749.48-20,452.16

Finding the Fourth Proportional to 33,878.72, 46,749.48 and 20,452.16

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Solution

The fourth proportional to 33,878.72, 46,749.48 and 20,452.16 is: 28,222.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,878.72 : 46,749.48 = 20,452.16 : x
  2. Step 2: Convert to fraction form
    33,878.72/46,749.48 = 20,452.16/x
  3. Step 3: Cross multiply
    33,878.72x = 46,749.48 × 20,452.16
  4. Step 4: Simplify right side
    33,878.72x = 956,127,844.88
  5. Step 5: Solve for x
    x = 956,127,844.88/33,878.72
  6. Step 6: Final answer
    x = 28,222.08

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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.