Home / 35,087.46-48,420.13-19,171.57

Finding the Fourth Proportional to 35,087.46, 48,420.13 and 19,171.57

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Solution

The fourth proportional to 35,087.46, 48,420.13 and 19,171.57 is: 26,456.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,087.46 : 48,420.13 = 19,171.57 : x
  2. Step 2: Convert to fraction form
    35,087.46/48,420.13 = 19,171.57/x
  3. Step 3: Cross multiply
    35,087.46x = 48,420.13 × 19,171.57
  4. Step 4: Simplify right side
    35,087.46x = 928,289,911.70
  5. Step 5: Solve for x
    x = 928,289,911.70/35,087.46
  6. Step 6: Final answer
    x = 26,456.46

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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.