Home / 40,193.72-55,467.33-22,291.45

Finding the Fourth Proportional to 40,193.72, 55,467.33 and 22,291.45

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Solution

The fourth proportional to 40,193.72, 55,467.33 and 22,291.45 is: 30,762.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,193.72 : 55,467.33 = 22,291.45 : x
  2. Step 2: Convert to fraction form
    40,193.72/55,467.33 = 22,291.45/x
  3. Step 3: Cross multiply
    40,193.72x = 55,467.33 × 22,291.45
  4. Step 4: Simplify right side
    40,193.72x = 1,236,447,428.46
  5. Step 5: Solve for x
    x = 1,236,447,428.46/40,193.72
  6. Step 6: Final answer
    x = 30,762.21

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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.