Home / 35,077.76-52,610.96-12,885.68

Finding the Fourth Proportional to 35,077.76, 52,610.96 and 12,885.68

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Solution

The fourth proportional to 35,077.76, 52,610.96 and 12,885.68 is: 19,326.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,077.76 : 52,610.96 = 12,885.68 : x
  2. Step 2: Convert to fraction form
    35,077.76/52,610.96 = 12,885.68/x
  3. Step 3: Cross multiply
    35,077.76x = 52,610.96 × 12,885.68
  4. Step 4: Simplify right side
    35,077.76x = 677,927,995.05
  5. Step 5: Solve for x
    x = 677,927,995.05/35,077.76
  6. Step 6: Final answer
    x = 19,326.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.