Home / 35,292.55-48,703.81-19,378.03

Finding the Fourth Proportional to 35,292.55, 48,703.81 and 19,378.03

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Solution

The fourth proportional to 35,292.55, 48,703.81 and 19,378.03 is: 26,741.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,292.55 : 48,703.81 = 19,378.03 : x
  2. Step 2: Convert to fraction form
    35,292.55/48,703.81 = 19,378.03/x
  3. Step 3: Cross multiply
    35,292.55x = 48,703.81 × 19,378.03
  4. Step 4: Simplify right side
    35,292.55x = 943,783,647.78
  5. Step 5: Solve for x
    x = 943,783,647.78/35,292.55
  6. Step 6: Final answer
    x = 26,741.73

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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.