Home / 39,993.39-60,026.45-21,289.07

Finding the Fourth Proportional to 39,993.39, 60,026.45 and 21,289.07

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Solution

The fourth proportional to 39,993.39, 60,026.45 and 21,289.07 is: 31,952.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,993.39 : 60,026.45 = 21,289.07 : x
  2. Step 2: Convert to fraction form
    39,993.39/60,026.45 = 21,289.07/x
  3. Step 3: Cross multiply
    39,993.39x = 60,026.45 × 21,289.07
  4. Step 4: Simplify right side
    39,993.39x = 1,277,907,339.52
  5. Step 5: Solve for x
    x = 1,277,907,339.52/39,993.39
  6. Step 6: Final answer
    x = 31,952.96

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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.