Home / 13,510.96-20,265.84-4,150.60

Finding the Fourth Proportional to 13,510.96, 20,265.84 and 4,150.60

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Solution

The fourth proportional to 13,510.96, 20,265.84 and 4,150.60 is: 6,225.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,510.96 : 20,265.84 = 4,150.60 : x
  2. Step 2: Convert to fraction form
    13,510.96/20,265.84 = 4,150.60/x
  3. Step 3: Cross multiply
    13,510.96x = 20,265.84 × 4,150.60
  4. Step 4: Simplify right side
    13,510.96x = 84,115,395.50
  5. Step 5: Solve for x
    x = 84,115,395.50/13,510.96
  6. Step 6: Final answer
    x = 6,225.72

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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.