Home / 35,106.35-48,446.78-19,190.79

Finding the Fourth Proportional to 35,106.35, 48,446.78 and 19,190.79

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Solution

The fourth proportional to 35,106.35, 48,446.78 and 19,190.79 is: 26,483.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,106.35 : 48,446.78 = 19,190.79 : x
  2. Step 2: Convert to fraction form
    35,106.35/48,446.78 = 19,190.79/x
  3. Step 3: Cross multiply
    35,106.35x = 48,446.78 × 19,190.79
  4. Step 4: Simplify right side
    35,106.35x = 929,732,066.88
  5. Step 5: Solve for x
    x = 929,732,066.88/35,106.35
  6. Step 6: Final answer
    x = 26,483.30

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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.