Home / 33,900.48-46,781.19-18,587.34

Finding the Fourth Proportional to 33,900.48, 46,781.19 and 18,587.34

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Solution

The fourth proportional to 33,900.48, 46,781.19 and 18,587.34 is: 25,649.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,900.48 : 46,781.19 = 18,587.34 : x
  2. Step 2: Convert to fraction form
    33,900.48/46,781.19 = 18,587.34/x
  3. Step 3: Cross multiply
    33,900.48x = 46,781.19 × 18,587.34
  4. Step 4: Simplify right side
    33,900.48x = 869,537,884.13
  5. Step 5: Solve for x
    x = 869,537,884.13/33,900.48
  6. Step 6: Final answer
    x = 25,649.72

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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.