Home / 31,913.27-44,033.64-18,483.72

Finding the Fourth Proportional to 31,913.27, 44,033.64 and 18,483.72

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Solution

The fourth proportional to 31,913.27, 44,033.64 and 18,483.72 is: 25,503.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,913.27 : 44,033.64 = 18,483.72 : x
  2. Step 2: Convert to fraction form
    31,913.27/44,033.64 = 18,483.72/x
  3. Step 3: Cross multiply
    31,913.27x = 44,033.64 × 18,483.72
  4. Step 4: Simplify right side
    31,913.27x = 813,905,379.92
  5. Step 5: Solve for x
    x = 813,905,379.92/31,913.27
  6. Step 6: Final answer
    x = 25,503.67

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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.