Home / 39,994.43-55,191.98-22,090.67

Finding the Fourth Proportional to 39,994.43, 55,191.98 and 22,090.67

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Solution

The fourth proportional to 39,994.43, 55,191.98 and 22,090.67 is: 30,484.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,994.43 : 55,191.98 = 22,090.67 : x
  2. Step 2: Convert to fraction form
    39,994.43/55,191.98 = 22,090.67/x
  3. Step 3: Cross multiply
    39,994.43x = 55,191.98 × 22,090.67
  4. Step 4: Simplify right side
    39,994.43x = 1,219,227,430.41
  5. Step 5: Solve for x
    x = 1,219,227,430.41/39,994.43
  6. Step 6: Final answer
    x = 30,484.93

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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.