Home / 39,960.90-59,941.35-22,430.34

Finding the Fourth Proportional to 39,960.90, 59,941.35 and 22,430.34

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Solution

The fourth proportional to 39,960.90, 59,941.35 and 22,430.34 is: 33,645.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,960.90 : 59,941.35 = 22,430.34 : x
  2. Step 2: Convert to fraction form
    39,960.90/59,941.35 = 22,430.34/x
  3. Step 3: Cross multiply
    39,960.90x = 59,941.35 × 22,430.34
  4. Step 4: Simplify right side
    39,960.90x = 1,344,504,860.56
  5. Step 5: Solve for x
    x = 1,344,504,860.56/39,960.90
  6. Step 6: Final answer
    x = 33,645.51

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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.