Home / 40,451.33-55,823.11-22,547.48

Finding the Fourth Proportional to 40,451.33, 55,823.11 and 22,547.48

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Solution

The fourth proportional to 40,451.33, 55,823.11 and 22,547.48 is: 31,115.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,451.33 : 55,823.11 = 22,547.48 : x
  2. Step 2: Convert to fraction form
    40,451.33/55,823.11 = 22,547.48/x
  3. Step 3: Cross multiply
    40,451.33x = 55,823.11 × 22,547.48
  4. Step 4: Simplify right side
    40,451.33x = 1,258,670,120.78
  5. Step 5: Solve for x
    x = 1,258,670,120.78/40,451.33
  6. Step 6: Final answer
    x = 31,115.67

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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.