Home / 42,924.75-64,365.26-17,958.03

Finding the Fourth Proportional to 42,924.75, 64,365.26 and 17,958.03

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Solution

The fourth proportional to 42,924.75, 64,365.26 and 17,958.03 is: 26,927.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,924.75 : 64,365.26 = 17,958.03 : x
  2. Step 2: Convert to fraction form
    42,924.75/64,365.26 = 17,958.03/x
  3. Step 3: Cross multiply
    42,924.75x = 64,365.26 × 17,958.03
  4. Step 4: Simplify right side
    42,924.75x = 1,155,873,180.25
  5. Step 5: Solve for x
    x = 1,155,873,180.25/42,924.75
  6. Step 6: Final answer
    x = 26,927.90

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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.