Home / 39,667.44-54,740.76-22,909.68

Finding the Fourth Proportional to 39,667.44, 54,740.76 and 22,909.68

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Solution

The fourth proportional to 39,667.44, 54,740.76 and 22,909.68 is: 31,615.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,667.44 : 54,740.76 = 22,909.68 : x
  2. Step 2: Convert to fraction form
    39,667.44/54,740.76 = 22,909.68/x
  3. Step 3: Cross multiply
    39,667.44x = 54,740.76 × 22,909.68
  4. Step 4: Simplify right side
    39,667.44x = 1,254,093,294.56
  5. Step 5: Solve for x
    x = 1,254,093,294.56/39,667.44
  6. Step 6: Final answer
    x = 31,615.18

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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.