Home / 39,277.60-58,895.40-20,512.24

Finding the Fourth Proportional to 39,277.60, 58,895.40 and 20,512.24

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Solution

The fourth proportional to 39,277.60, 58,895.40 and 20,512.24 is: 30,757.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,277.60 : 58,895.40 = 20,512.24 : x
  2. Step 2: Convert to fraction form
    39,277.60/58,895.40 = 20,512.24/x
  3. Step 3: Cross multiply
    39,277.60x = 58,895.40 × 20,512.24
  4. Step 4: Simplify right side
    39,277.60x = 1,208,076,579.70
  5. Step 5: Solve for x
    x = 1,208,076,579.70/39,277.60
  6. Step 6: Final answer
    x = 30,757.39

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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.