Home / 40,124.07-55,369.35-22,217.67

Finding the Fourth Proportional to 40,124.07, 55,369.35 and 22,217.67

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Solution

The fourth proportional to 40,124.07, 55,369.35 and 22,217.67 is: 30,659.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,124.07 : 55,369.35 = 22,217.67 : x
  2. Step 2: Convert to fraction form
    40,124.07/55,369.35 = 22,217.67/x
  3. Step 3: Cross multiply
    40,124.07x = 55,369.35 × 22,217.67
  4. Step 4: Simplify right side
    40,124.07x = 1,230,177,946.41
  5. Step 5: Solve for x
    x = 1,230,177,946.41/40,124.07
  6. Step 6: Final answer
    x = 30,659.35

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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.