Home / 39,994.84-55,191.80-22,088.58

Finding the Fourth Proportional to 39,994.84, 55,191.80 and 22,088.58

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Solution

The fourth proportional to 39,994.84, 55,191.80 and 22,088.58 is: 30,481.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,994.84 : 55,191.80 = 22,088.58 : x
  2. Step 2: Convert to fraction form
    39,994.84/55,191.80 = 22,088.58/x
  3. Step 3: Cross multiply
    39,994.84x = 55,191.80 × 22,088.58
  4. Step 4: Simplify right side
    39,994.84x = 1,219,108,489.64
  5. Step 5: Solve for x
    x = 1,219,108,489.64/39,994.84
  6. Step 6: Final answer
    x = 30,481.64

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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.