Home / 40,628.12-60,913.38-15,647.36

Finding the Fourth Proportional to 40,628.12, 60,913.38 and 15,647.36

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Solution

The fourth proportional to 40,628.12, 60,913.38 and 15,647.36 is: 23,459.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,628.12 : 60,913.38 = 15,647.36 : x
  2. Step 2: Convert to fraction form
    40,628.12/60,913.38 = 15,647.36/x
  3. Step 3: Cross multiply
    40,628.12x = 60,913.38 × 15,647.36
  4. Step 4: Simplify right side
    40,628.12x = 953,133,585.68
  5. Step 5: Solve for x
    x = 953,133,585.68/40,628.12
  6. Step 6: Final answer
    x = 23,459.95

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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.