Home / 39,994.18-55,191.64-22,090.41

Finding the Fourth Proportional to 39,994.18, 55,191.64 and 22,090.41

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Solution

The fourth proportional to 39,994.18, 55,191.64 and 22,090.41 is: 30,484.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,994.18 : 55,191.64 = 22,090.41 : x
  2. Step 2: Convert to fraction form
    39,994.18/55,191.64 = 22,090.41/x
  3. Step 3: Cross multiply
    39,994.18x = 55,191.64 × 22,090.41
  4. Step 4: Simplify right side
    39,994.18x = 1,219,205,956.17
  5. Step 5: Solve for x
    x = 1,219,205,956.17/39,994.18
  6. Step 6: Final answer
    x = 30,484.58

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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.