Home / 43,395.96-65,098.74-13,806.93

Finding the Fourth Proportional to 43,395.96, 65,098.74 and 13,806.93

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Solution

The fourth proportional to 43,395.96, 65,098.74 and 13,806.93 is: 20,711.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,395.96 : 65,098.74 = 13,806.93 : x
  2. Step 2: Convert to fraction form
    43,395.96/65,098.74 = 13,806.93/x
  3. Step 3: Cross multiply
    43,395.96x = 65,098.74 × 13,806.93
  4. Step 4: Simplify right side
    43,395.96x = 898,813,746.27
  5. Step 5: Solve for x
    x = 898,813,746.27/43,395.96
  6. Step 6: Final answer
    x = 20,711.92

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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.