Home / 55,087.02-76,020.39-32,427

Finding the Fourth Proportional to 55,087.02, 76,020.39 and 32,427

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Solution

The fourth proportional to 55,087.02, 76,020.39 and 32,427 is: 44,749.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,087.02 : 76,020.39 = 32,427 : x
  2. Step 2: Convert to fraction form
    55,087.02/76,020.39 = 32,427/x
  3. Step 3: Cross multiply
    55,087.02x = 76,020.39 × 32,427
  4. Step 4: Simplify right side
    55,087.02x = 2,465,113,186.53
  5. Step 5: Solve for x
    x = 2,465,113,186.53/55,087.02
  6. Step 6: Final answer
    x = 44,749.44

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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.