Home / 34,982.85-48,292.50-20,637.81

Finding the Fourth Proportional to 34,982.85, 48,292.50 and 20,637.81

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Solution

The fourth proportional to 34,982.85, 48,292.50 and 20,637.81 is: 28,489.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,982.85 : 48,292.50 = 20,637.81 : x
  2. Step 2: Convert to fraction form
    34,982.85/48,292.50 = 20,637.81/x
  3. Step 3: Cross multiply
    34,982.85x = 48,292.50 × 20,637.81
  4. Step 4: Simplify right side
    34,982.85x = 996,651,439.43
  5. Step 5: Solve for x
    x = 996,651,439.43/34,982.85
  6. Step 6: Final answer
    x = 28,489.72

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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.