Home / 35,131.88-48,483.34-20,026.92

Finding the Fourth Proportional to 35,131.88, 48,483.34 and 20,026.92

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Solution

The fourth proportional to 35,131.88, 48,483.34 and 20,026.92 is: 27,637.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,131.88 : 48,483.34 = 20,026.92 : x
  2. Step 2: Convert to fraction form
    35,131.88/48,483.34 = 20,026.92/x
  3. Step 3: Cross multiply
    35,131.88x = 48,483.34 × 20,026.92
  4. Step 4: Simplify right side
    35,131.88x = 970,971,971.51
  5. Step 5: Solve for x
    x = 970,971,971.51/35,131.88
  6. Step 6: Final answer
    x = 27,637.92

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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.