Home / 35,160.66-48,523.05-20,055.78

Finding the Fourth Proportional to 35,160.66, 48,523.05 and 20,055.78

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Solution

The fourth proportional to 35,160.66, 48,523.05 and 20,055.78 is: 27,677.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,160.66 : 48,523.05 = 20,055.78 : x
  2. Step 2: Convert to fraction form
    35,160.66/48,523.05 = 20,055.78/x
  3. Step 3: Cross multiply
    35,160.66x = 48,523.05 × 20,055.78
  4. Step 4: Simplify right side
    35,160.66x = 973,167,615.73
  5. Step 5: Solve for x
    x = 973,167,615.73/35,160.66
  6. Step 6: Final answer
    x = 27,677.74

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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.