Home / 13,834.60-20,744.51-5,510.30

Finding the Fourth Proportional to 13,834.60, 20,744.51 and 5,510.30

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Solution

The fourth proportional to 13,834.60, 20,744.51 and 5,510.30 is: 8,262.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,834.60 : 20,744.51 = 5,510.30 : x
  2. Step 2: Convert to fraction form
    13,834.60/20,744.51 = 5,510.30/x
  3. Step 3: Cross multiply
    13,834.60x = 20,744.51 × 5,510.30
  4. Step 4: Simplify right side
    13,834.60x = 114,308,342.18
  5. Step 5: Solve for x
    x = 114,308,342.18/13,834.60
  6. Step 6: Final answer
    x = 8,262.50

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1.5x scale

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.