Home / 35,129.90-48,480.51-20,024.82

Finding the Fourth Proportional to 35,129.90, 48,480.51 and 20,024.82

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Solution

The fourth proportional to 35,129.90, 48,480.51 and 20,024.82 is: 27,634.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,129.90 : 48,480.51 = 20,024.82 : x
  2. Step 2: Convert to fraction form
    35,129.90/48,480.51 = 20,024.82/x
  3. Step 3: Cross multiply
    35,129.90x = 48,480.51 × 20,024.82
  4. Step 4: Simplify right side
    35,129.90x = 970,813,486.26
  5. Step 5: Solve for x
    x = 970,813,486.26/35,129.90
  6. Step 6: Final answer
    x = 27,634.96

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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.