Home / 35,212.75-48,593.60-20,308.75

Finding the Fourth Proportional to 35,212.75, 48,593.60 and 20,308.75

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Solution

The fourth proportional to 35,212.75, 48,593.60 and 20,308.75 is: 28,026.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,212.75 : 48,593.60 = 20,308.75 : x
  2. Step 2: Convert to fraction form
    35,212.75/48,593.60 = 20,308.75/x
  3. Step 3: Cross multiply
    35,212.75x = 48,593.60 × 20,308.75
  4. Step 4: Simplify right side
    35,212.75x = 986,875,274
  5. Step 5: Solve for x
    x = 986,875,274/35,212.75
  6. Step 6: Final answer
    x = 28,026.08

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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.