Home / 42,764.44-64,112.04-17,823.22

Finding the Fourth Proportional to 42,764.44, 64,112.04 and 17,823.22

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Solution

The fourth proportional to 42,764.44, 64,112.04 and 17,823.22 is: 26,720.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,764.44 : 64,112.04 = 17,823.22 : x
  2. Step 2: Convert to fraction form
    42,764.44/64,112.04 = 17,823.22/x
  3. Step 3: Cross multiply
    42,764.44x = 64,112.04 × 17,823.22
  4. Step 4: Simplify right side
    42,764.44x = 1,142,682,993.57
  5. Step 5: Solve for x
    x = 1,142,682,993.57/42,764.44
  6. Step 6: Final answer
    x = 26,720.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.