Home / 40,448.50-55,818.99-22,544.12

Finding the Fourth Proportional to 40,448.50, 55,818.99 and 22,544.12

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Solution

The fourth proportional to 40,448.50, 55,818.99 and 22,544.12 is: 31,110.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,448.50 : 55,818.99 = 22,544.12 : x
  2. Step 2: Convert to fraction form
    40,448.50/55,818.99 = 22,544.12/x
  3. Step 3: Cross multiply
    40,448.50x = 55,818.99 × 22,544.12
  4. Step 4: Simplify right side
    40,448.50x = 1,258,390,148.39
  5. Step 5: Solve for x
    x = 1,258,390,148.39/40,448.50
  6. Step 6: Final answer
    x = 31,110.92

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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.